Carbon minerals verified since the launch of the Carbon Mineral Challenge are linked to their profile pages on this website.
Table last updated: 7 June, 2019

 

 

Name	Date	Chemistry	Structure	WURM database	MINDAT database	RRUFF Database	Thumbnail
Abellaite	2015	NaPb2(CO3)2(OH)	Trigonal P3 1c		MINDAT		image
Abelsonite	1975	Ni(C31H32N4)	Triclinic P-1 or P1		MINDAT		image image
Abenakiite-(Ce)	1991	Na26Ce6(Si6O18)(PO4)6(CO3)6(SO2)O	Trigonal R 3m		MINDAT
Acetamide	1974	CH3CONH2	Trigonal R3 c		MINDAT
Adamsite-(Y)	1999	NaY[CO3]2 · 6H2O	Triclinic P1		MINDAT
Aerinite	1876	(Ca5.1Na0.5)(Fe3+,Al,Fe2+,Mg)4(Al,Mg)6[HSi12O36(OH)12][(CO3)1.2(H2O)12]	Monoclinic P 3c1		MINDAT	RRUFF	image
Agaite	2011	Pb3CuTeO5(OH)2(CO3)	Orthorhombic Pca21		MINDAT
Agricolaite	2009	K4(UO2)(CO3)3	Monoclinic B2/b		MINDAT
Akopovaite	2018	Al4Li2(OH)12(CO3)(H2O)3	Monoclinic		MINDAT
Albrechtschraufite	1983	Ca4Mg(UO2)2(CO3)6F2 · 17-18H2O	Triclinic P1		MINDAT
Alexkhomyakovite	2015	K6(Ca2Na)(CO3)5Cl · 6H2O	Hexagonal P63/mcm		MINDAT
Alloriite	2006	(Na,Ca,K)26Ca4(Al6Si6O24)4(SO4)6Cl6	Trigonal P3 1c		MINDAT	RRUFF	image
Alstonite	1841	BaCa(CO3)2	Triclinic P1 or P1	WURM	MINDAT	RRUFF	image
Alterite	2018	Zn2Fe3+4(SO4)4(C2O4)2(OH)4 · 17H2O	Monoclinic		MINDAT	RRUFF
Alumohydrocalcite	1926	CaAl2(CO3)2(OH)4 · 4H2O	Triclinic P1		MINDAT	RRUFF	image image
Ancylite-(Ce)	1901	SrCe(CO3)2(OH) · H2O	Orthorhombic Pmcn		MINDAT	RRUFF	image
Ancylite-(La)	1995	Sr(La,Ce)(CO3)2(OH) · H2O	Orthorhombic Pmcn		MINDAT
Andersonite	1951	Na2Ca(UO2)(CO3)3 · 6(H2O)	Trigonal-Rhombohedral R3		MINDAT	RRUFF	image image
Ankerite	1825	Ca(Fe2+,Mg)(CO3)2	Trigonal R3		MINDAT	RRUFF	image image
Antipinite	2014	KNa3Cu2(C2O4)4	Triclinic P1		MINDAT
Aragonite	1788	CaCO3	Orthorhombic Pmcn	WURM	MINDAT	RRUFF	image image
Aravaite	2018	Ba2Ca18(SiO4)6(PO4)3(CO3)F3O	Trigonal		MINDAT
Arisite-(Ce)	2009	NaCe2(CO3)2[F2x(CO3)1-x]F	Hexagonal P6m2		MINDAT
Arisite-(La)	2009	NaLa2(CO3)2[F2x(CO3)1-x]F	Hexagonal P6m2		MINDAT	RRUFF	image image
Armangite	1920	Mn2+26(AsO3)14(HAsO3)4(CO3)	Trigonal P3		MINDAT	RRUFF	image image
Artinite	1902	Mg2(CO3)(OH)2 · 3H2O	Monoclinic C2 or C2/m		MINDAT	RRUFF	image image
Ashburtonite	1990	Pb4Cu4(Si4O12)(HCO3)4(OH)3Cl · H2O	Tetragonal I 4/m		MINDAT	RRUFF	image image
Ashcroftine-(Y)	1933	K5Na5(Y,Ca)12Si28O70(OH)2(CO3)8 · 8H2O	Tetragonal I4/mmm		MINDAT	RRUFF	image image
Astrocyanite-(Ce)	1989	Cu2(Ce,Nd,La)2(UO2)(CO3)5(OH)2 · 1.5H2O	Hexagonal P6/mmm		MINDAT
Aurichalcite	1839	(Zn,Cu)5(CO3)2(OH)6	Monoclinic P21/m		MINDAT	RRUFF	image image
Azurite	1824	Cu3(CO3)2(OH)2	Monoclinic P21/b		MINDAT	RRUFF	image
Balliranoite	2008	(Na,K)6Ca2(Si6Al6O24)Cl2(CO3)	Hexagonal P63		MINDAT
Barentsite	1982	Na7Al(HCO3)2(CO3)2F4	Triclinic P1 or P1	WURM	MINDAT
Barstowite	1989	Pb4Cl6(CO3) · H2O	Monoclinic P21/m		MINDAT
Barytocalcite	1824	BaCa(CO3)2	Monoclinic P21/m	WURM	MINDAT	RRUFF	image image
Bastnasite-(Ce)	1841	Ce(CO3)F	Hexagonal P6c2		MINDAT	RRUFF	image
Bastnasite-(La)	1966	La(CO3)F	Hexagonal P6c2		MINDAT	RRUFF	image image
Bastnasite-(Nd)	2011	Nd(CO3)F	Hexagonal P6c2		MINDAT
Bastnasite-(Y)	1970	Y(CO3)F	Hexagonal P6c2		MINDAT
Bayleyite	1951	Mg2(UO2)(CO3)3 · 18H2O	Monoclinic P21/a		MINDAT	RRUFF	image image
Baylissite	1975	K2Mg(CO3)2 · 4H2O	Monoclinic P21/a		MINDAT
Benstonite	1961	Ba6Ca6Mg(CO3)13	Trigonal R3		MINDAT	RRUFF	image image
Beyerite	1943	Ca(BiO)2(CO3)2	Orthorhombic Immm		MINDAT
Bijvoetite-(Y)	1981	Y8(UO2)16(CO3)16O8(OH)8 · 39H2O	Monoclinic B1211		MINDAT
Biraite-(Ce)	2003	Ce2Fe+2(Si2O7)(CO3)	Monoclinic P21/b		MINDAT
Birunite	1957	Ca18(SiO3)8.5(CO3)8.5SO4 · 15H2O(?)			MINDAT
Bismutite	1841	(BiO)2CO3	Orthorhombic Imm2		MINDAT	RRUFF	image image image
Blatonite	1997	(UO2)CO3 · H2O	Hexagonal		MINDAT	RRUFF	image image
Bonshtedtite	1981	Na3Fe+2(CO3)(PO4)	Monoclinic P21/m		MINDAT
Borcarite	1965	Ca4Mg(B4O6(OH)6)(CO3)2	Triclinic		MINDAT	RRUFF	image image image image
Bosoite	2014	SiO2·nCxH2x+2	Hexagonal P6/mmm		MINDAT
Bradleyite	1941	Na3Mg(CO3)(PO4)	Monoclinic		MINDAT
Brenkite	1977	Ca2(CO3)F2	Orthorhombic	WURM	MINDAT	RRUFF	image image
Braunerite	2016	K2Ca(UO2)(CO3)3·6H2O	Monoclinic P21/m		MINDAT
Brianyoungite	1991	Zn3(CO3,SO4)(OH)4	Monoclinic P21/m		MINDAT	RRUFF	image image
Britvinite	2006	[Pb7(OH)3F(BO3)2(CO3)][Mg4.5(OH)3(Si5O14)]	Triclinic P1		MINDAT	RRUFF	image image
Brugnatellite	1909	Mg6Fe+3(CO3)(OH)13 · 4H2O	Hexagonal		MINDAT
Burbankite	1953	(Na,Ca)3(Sr,Ba,Ce)3(CO3)5	Hexagonal		MINDAT	RRUFF	image image image image image image
Burkeite	1921	Na6(CO3)(SO4)2	Orthorhombic		MINDAT	RRUFF	image image
Bussenite	2000	Na2Ba2Fe2+Ti(Si2O7)(CO3)(OH)3F			MINDAT
Butschliite	1947	K2Ca(CO3)2	Trigonal R3m	WURM	MINDAT
Calcioancylite-(Ce)	1922	(Ca,Sr)Ce(CO3)2(OH) · H2O	Orthorhombic		MINDAT	RRUFF	image image
Calcioancylite-(Nd)	1989	Ca(Nd,La,Ce)(CO3)2(OH) · H2O	Monoclinic		MINDAT
Calcioburbankite	1993	Na3(Ca,REE,Sr)3(CO3)5	Hexagonal P63mc		MINDAT	RRUFF	image image
Calcite	1740*	CaCO3	Trigonal R3c	WURM	MINDAT	RRUFF	image image image image image image image image image image image
Calclacite	1945	Ca(CH3COO)Cl · 5H2O	Monoclinic P21/b		MINDAT
Caledonite	1823	Pb5Cu2(SO4)3(CO3)(OH)6	Orthorhombic Pmn21		MINDAT	RRUFF	image image image image
Calkinsite-(Ce)	1953	(Ce,La)2(CO3)3 · 4H2O	Orthorhombic		MINDAT
Callaghanite	1954	Cu2Mg2(CO3)(OH)6 · 2H2O	Monoclinic		MINDAT	RRUFF	image image
Canavesite	1977	Mg2(HBO3)(CO3) · 5H2O	Monoclinic		MINDAT
Cancrinite	1833	(Na,Ca,☐)8(Al6Si6O24)(CO3,SO4)2 · 2H2O	Hexagonal P63		MINDAT	RRUFF	image image image
Cancrisilite	1990	Na7(Al5Si7O24)(CO3) · 3H2O	Hexagonal		MINDAT
Caoxite	1996	Ca(C2O4) · 3H2O	Triclinic	WURM	MINDAT
Carboborite	1964	Ca2Mg[B(OH)4]2(CO3)2 · 4H2O	Monoclinic		MINDAT
Carbobystrite	2009	Na8(Al6Si6O24)(CO3) · 3.5H2O	Trigonal P3 1c		MINDAT
Carbocernaite	1961	(Ca,Na)(Sr,Ce,Ba)(CO3)2	Orthorhombic		MINDAT
Carbokentbrooksite	2002	Na11-12(Na,Ce)3Ca6Mn3Zr3Nb[(OH)3|CO3|(Si3O9)2|(Si9O27)2SiO] · H2O	Trigonal R3m		MINDAT
Carbonatecyanotrichite	1963	Cu4Al2(CO3,SO4)(OH)12 · 2H2O	Orthorhombic		MINDAT	RRUFF	image image
Caresite	1992	Fe2+4Al2(OH)12[CO3] · 3H2O	Trigonal		MINDAT	RRUFF	image image
Carletonite	1969	KNa4Ca4Si8O18(CO3)4(OH,F) · H2O	Tetragonal P4/mbm		MINDAT	RRUFF	image
Carpathite	1955	C24H12	Monoclinic P21/b		MINDAT	RRUFF	image image image image
Carraraite	1998	Ca3(SO4)[Ge(OH)6](CO3) · 12H2O	Hexagonal		MINDAT	RRUFF	image image
Caysichite-(Y)	1973	Ca2Y2Si4O10(CO3)3 · 4H2O			MINDAT	RRUFF	image image
Cebaite-(Ce)	1983	Ba3Ce2(CO3)5F2			MINDAT	RRUFF	image image
Cerussite	1845	PbCO3	Orthorhombic	WURM	MINDAT	RRUFF	image image image image image image image image
Chalconatronite	1955	Na2Cu(CO3)2 · 3H2O	Monoclinic		MINDAT	RRUFF	image image
Chanabayaite	2013	CuCl(N3C2H2)(NH3)·0.25H2O	Orthorhombic Imma		MINDAT
Chaoite	1968	C	Hexagonal P6/mmm		MINDAT
Charmarite	1992	Mn2+4Al2(OH)12[CO3] · 3H2O			MINDAT
Chibaite	2008	SiO2 · n(CH4, C2H6, C3H8, i-C4H10) (n = 3/17 (max))	Isometric Fd3		MINDAT
Chlorartinite	1996	Mg2(CO3)(OH)Cl · 2H2O	Trigonal R3c		MINDAT	RRUFF	image image
Chukanovite	2005	Fe2+2(CO3)(OH)2	Monoclinic		MINDAT
Claraite	1981	(Cu,Zn)3(CO3)(OH)4 · 4H2O	Trigonal		MINDAT	RRUFF	image image
Clearcreekite	1999	(Hg+2)1.5(CO3)(OH) · 2H2O	Monoclinic		MINDAT
Coalingite	1965	Mg10Fe3+2(OH)24[CO3] · 2H2O	Trigonal		MINDAT	RRUFF	image image image image
Cohenite	1889	Fe3C	Orthorhombic		MINDAT	RRUFF	image image
Comblainite	1978	Ni4Co2(OH)12[CO3] · 3H2O	Trigonal		MINDAT
Cordylite-(Ce)	1901	NaBaCe2(CO3)4F	Hexagonal		MINDAT	RRUFF	image image
Cordylite-(La)	2010	(Na,Ca)Ba(La,Ce,Sr)2(CO3)4F	Hexagonal P63/mmc		MINDAT
Coskrenite-(Ce)	1996	(Ce,Nd,La)2(C2O4)(SO4)2 · 12H2O	Triclinic		MINDAT
Crawfordite	1993	Na3Sr(CO3)(PO4)	Monoclinic		MINDAT
Daqingshanite-(Ce)	1981	(Sr,Ca,Ba)3(Ce,La)(CO3)3-x(PO4)(OH,F)2x	Trigonal		MINDAT
Dashkovaite	2000	Mg(HCOO)2 · 2H2O	Monoclinic P21/b		MINDAT
Davidbrownite-(NH4)	2018	(NH4)5(VO)2(C2O4)[PO2.75(OH)1.25]4·3H2O	Monoclinic		MINDAT
Dawsonite	1874	NaAlCO3(OH)2	Orthorhombic Imma		MINDAT	RRUFF	image image image image image image
Decrespignyite-(Y)	2001	Cu(Y,REE)4(CO3)4(OH)5Cl · 2H2O	Monoclinic		MINDAT	RRUFF	image image
Defernite	1978	Ca6(CO3)2-x(SiO4)x(OH)7(Cl,OH)1-2x (x<0.5)	Orthorhombic Pnma		MINDAT	RRUFF	image image
Depmeierite	2009	Na8(Al6Si6O24)(PO4,CO3)1-x · 3H2O (x<0.5)	Hexagonal P63		MINDAT
Desautelsite	1978	Mg6Mn3+2(OH)16[CO3] · 4H2O	Trigonal		MINDAT	RRUFF	image image
Deveroite-(Ce)	2013	Ce2(C2O4)3·10H2O	Monoclinic P21/b		MINDAT
Devitoite	2009	[Ba6(PO4)2(CO3)][Fe2+7(OH)4Fe3+2O2(Si4O12)2]	Triclinic P1		MINDAT	RRUFF
Diamond	1740*	C	Isometric Fd3m	WURM	MINDAT	RRUFF	image image image image image image
Dinite	1852	C20H36	Orthorhombic P212121		MINDAT
Dolomite	1792	CaMg(CO3)2	Trigonal R3	WURM	MINDAT	RRUFF	image image image image image image image image image image image image image image
Donnayite-(Y)	1978	NaCaSr3Y(CO3)6 · 3H2O	Triclinic P1		MINDAT	RRUFF	image image
Dresserite	1968	BaAl2(CO3)2(OH)4 · H2O	Orthorhombic		MINDAT	RRUFF	image image
Dundasite	1894	PbAl2(CO3)2(OH)4 · H2O	Orthorhombic		MINDAT	RRUFF	image image image image
Dypingite	1970	Mg5(CO3)4(OH)2 · 5H2O			MINDAT	RRUFF	image image image image
Earlandite	1936	Ca3[CH2(COO)-CHOH(COO)-CH2(COO)]2 · 4H2O	Monoclinic		MINDAT
Edscottite	2019	Fe5C2	Monoclinic		MINDAT
Eitelite	1955	Na2Mg(CO3)	Trigonal	WURM	MINDAT	RRUFF	image image
Ernstburkeite	2010	Mg(CH3SO3)2 · 12H2O	Trigonal R3		MINDAT
Evenkite	1953	C21H44	Orthorhombic Pbcm		MINDAT
Ewaldite	1969	Ba(Na,Ca,Y,Ce,K)(CO3)2 · 2.6H2O	Hexagonal		MINDAT
Ewingite	2016	Mg8Ca8(UO2)24(CO3)30O4(OH)12(H2O)138	Tetragonal		MINDAT		image
Fairchildite	1947	K2Ca(CO3)2	Hexagonal P63/mmc		MINDAT
Falottaite	2013	MnC2O4·3H2O	Orthorhombic		MINDAT
Fassinaite	2011	Pb2(S2O3)(CO3)	Orthorhombic Pnma		MINDAT
Fencooperite	2000	Ba6Fe33+Si8O23(CO3)2Cl3 · H2O	Trigonal P3m1		MINDAT	RRUFF	image image
Ferrisurite	1990	(Pb,Ca)2.4Fe3+2(Si4O10)(CO3)1.7(OH)3 · nH2O	Monoclinic		MINDAT	RRUFF	image image
Ferrotychite	1980	Na6(Fe,Mn,Mg)2(CO3)4(SO4)			MINDAT
Fichtelite	1841	C19H34	Monoclinic		MINDAT
Fiemmeite	2018	Cu2(C2O4)(OH)2·2H2O	Monoclinic		MINDAT
Flagstaffite	1920	C10H22O3	Orthorhombic		MINDAT
Fontanite	1991	Ca(UO2)3(CO3)4 · 3H2O	Orthorhombic		MINDAT
Formicaite	1998	Ca(HCOO)2	Tetragonal		MINDAT
Fougerite	2003	Fe2+4Fe3+2(OH)12[CO3]·3H2O	Trigonal		MINDAT
Fukalite	1976	Ca4[Si2O6][CO3](OH)2	Monoclinic P21/b		MINDAT
Galgenbergite-(Ce)	1997	Ca(Ce,La,Nd)2(CO3)4 · H2O	Triclinic		MINDAT
Galuskinite	2010	Ca7(SiO4)3(CO3)	Monoclinic P21/b		MINDAT	RRUFF	image
Gaspeite	1965	Ni(CO3)	Hexagonal		MINDAT	RRUFF	image image image image
Gaudefroyite	1964	Ca4Mn3+2-3(BO3)3(CO3)(O,OH)3	Hexagonal		MINDAT	RRUFF	image image
Gaylussite	1826	Na2Ca(CO3)2 · 5H2O	Monoclinic B2/b		MINDAT	RRUFF	image
Georgeite	1977	Cu2(CO3)(OH)2 · 6H2O	Amorphous		MINDAT
Giorgiosite	1905	Mg5(CO3)4(OH)2 · 5-6H2O			MINDAT
Girvasite	1988	NaCa2Mg3(PO4)3(CO3)(H2O)6	Monoclinic P21/b		MINDAT
Glaukosphaerite	1972	(Cu,Ni)2(CO3)(OH)2	Monoclinic P21/b		MINDAT
Glushinskite	1960	Mg(C2O4) · 2H2O	Monoclinic		MINDAT	RRUFF	image image image
Golyshevite	2004	Na10Ca3Ca6Zr3Fe2SiNb(Si3O9)2(Si9O27)2CO3(OH)3 · H2O	Trigonal R3m		MINDAT	RRUFF	image
Graphite	1789	C	Hexagonal P63/mmc	WURM	MINDAT	RRUFF	image image image image
Gregoryite	1980	(Na2,K2,Ca)CO3	Hexagonal		MINDAT
Grimselite	1971	K3Na(UO2)(CO3)3 · H2O	Hexagonal		MINDAT
Guanine	1973	C5H5N5O	Monoclinic		MINDAT
Gysinite-(Nd)	1981	Pb(Nd,La)(CO3)2(OH) · H2O	Orthorhombic		MINDAT	RRUFF
Hanjiangite	2009	Ba2CaV3+Al(H2AlSi3O12)(CO3)2F	Monoclinic B2		MINDAT
Hanksite	1885	Na22K(SO4)9(CO3)2Cl	Hexagonal P63/m		MINDAT	RRUFF
Harkerite	1951	Ca12Mg4Al(BO3)3(SiO4)4(CO3)5 · H2O	Trigonal R3m		MINDAT
Hartite	1841	C20H34	Triclinic P1		MINDAT
Hauckite	1979	Fe3+3(Mg,Mn2+)24Zn18(SO4)4(CO3)2(OH)81	Hexagonal  P6/mmm		MINDAT
Haxonite	1971	(Fe,Ni)23C6	Isometric Fm3m		MINDAT	RRUFF
Hellyerite	1959	NiCO3 · 6H2O	Triclinic		MINDAT	RRUFF
Heneuite	1983	CaMg5(CO3)(PO4)3(OH)	Triclinic P1		MINDAT
Hizenite-(Y)	2011	Ca2Y6(CO3)11 · 14H2O	Orthorhombic		MINDAT
Hoelite	1922	C14H8O2	Orthorhombic		MINDAT	RRUFF
Hoganite	2001	Cu(CH3COO)2 · H2O	Monoclinic		MINDAT
Holdawayite	1986	Mn6(CO3)2(OH)7(Cl,OH)	Monoclinic B2/m		MINDAT	RRUFF
Holtedahlite	1976	Mg2(PO4)(OH)	Trigonal		MINDAT	RRUFF	image image
Horvathite-(Y)	1996	NaY(CO3)F2	Orthorhombic Pmmm		MINDAT
Huanghoite-(Ce)	1961	BaCe(CO3)2F	Trigonal R3m		MINDAT
Humboldtine	1821	Fe2+(C2O4) · 2H2O	Monoclinic		MINDAT
Huntite	1953	CaMg3(CO3)4	Trigonal R3 2	WURM	MINDAT	RRUFF	image
Hydrocalumite	1934	Ca4Al2(OH)12(Cl,CO3,OH)2 · 4H2O	Monoclinic P21		MINDAT
Hydrocerussite	1877	Pb3(CO3)2(OH)2	Trigonal		MINDAT	RRUFF	image image image image
Hydrodresserite	1976	BaAl2(CO3)2(OH)4 · 3H2O	Triclinic		MINDAT
Hydromagnesite	1828	Mg5(CO3)4(OH)2 · 4H2O	Monoclinic		MINDAT	RRUFF	image image
Hydroscarbroite	1960	Al14(CO3)3(OH)36 · nH2O	Triclinic		MINDAT
Hydrotalcite	1842	Mg6Al2(OH)16[CO3] · 4H2O	Trigonal		MINDAT	RRUFF	image image image image
Hydroxycancrinite	1990	Na8(Al6Si6O24)(OH)2 · 2H2O	Hexagonal		MINDAT
Hydroxylbastnasite-(Ce)	1964	Ce(CO3)(OH)	Hexagonal P6		MINDAT	RRUFF	image
Hydroxylbastnasite-(Nd)	1984	Nd(CO3)(OH)	Hexagonal		MINDAT
Hydrozincite	1853	Zn5(CO3)2(OH)6	Monoclinic B2/m		MINDAT	RRUFF	image image
Idrialite	1832	C22H14	Orthorhombic		MINDAT	RRUFF	image image
Iimoriite-(Y)	1967	Y2[SiO4][CO3]	Triclinic		MINDAT	RRUFF	image image
Ikaite	1962	CaCO3 · 6H2O	Monoclinic		MINDAT
Imayoshiite	2013	Ca3Al(CO3)[B(OH)4](OH)6 · 12H2O	Hexagonal P63		MINDAT
Indigirite	1971	Mg2Al2(CO3)4(OH)2 · 15H2O			MINDAT
Isovite	1996	(Cr,Fe)23C6	Isometric Fm3m		MINDAT
Jezekite	2014	Na8[(UO2)(CO3)3](SO4)2 · 3H2O	Hexagonal P62m			MINDAT
Joanneumite	2012	Cu(C3N3O3H2)2(NH3)2	Triclinic P1		MINDAT
Johnsenite-(Ce)	2004	Na12Ce3Ca6Mn3Zr3WSi25O73(CO3)(OH)2	Trigonal R3m		MINDAT
Joliotite	1974	(UO2)CO3 · nH2O	Orthorhombic		MINDAT
Jouravskite	1965	Ca3Mn4+(SO4)(CO3)(OH)6 · 12H2O	Hexagonal		MINDAT	RRUFF	image
Juangodoyite	2004	Na2Cu(CO3)2	Monoclinic P21/b		MINDAT	RRUFF	image image
Julienite	1928	Na2[Co(SCN)4] · 8H2O	Monoclinic		MINDAT
Jorgkellerite	2015	(Na,☐)3Mn3+3(PO4)2(CO3)(O,OH)2·5H2O	Trigonal P3		MINDAT
Kainosite-(Y)	1886	Ca2(Y,Ce)2(Si4O12)(CO3) · H2O	Orthorhombic		MINDAT	RRUFF	image image
Kalicinite	1865	KHCO3	Monoclinic	WURM	MINDAT	RRUFF	image image
Kambaldaite	1982	NaNi4(CO3)3(OH)3 · 3H2O	Hexagonal		MINDAT
Kamotoite-(Y)	1985	Y2(UO2)4(CO3)3O4 · 14H2O	Monoclinic		MINDAT
Kampfite	2000	Ba12(Si11Al5)O31(CO3)8Cl5	Monoclinic		MINDAT
Kamphaugite-(Y)	1987	Ca(Y,REE)(CO3)2(OH) · H2O	Tetragonal P412121		MINDAT	RRUFF	image image
Karchevskyite	2005	Mg18Al9(OH)54Sr2(CO3)9(H2O)6 (H3O)5	Trigonal		MINDAT	RRUFF	image image
Kegelite	1974	Pb8Al4(Si8O20)(SO4)2(CO3)4(OH)8	Monoclinic		MINDAT	RRUFF	image image
Kettnerite	1956	CaBiCO3OF	Orthorhombic	WURM	MINDAT	RRUFF	image image
Khamrabaevite	1983	(Ti,V,Fe)C			MINDAT
Khanneshite	1981	(Na,Ca)3(Ba,Sr,Ce,Ca)3(CO3)5	Hexagonal		MINDAT	RRUFF	image
Kihlmanite-(Ce)	2012	Ce2TiO2(SiO4)(HCO3)2(H2O)	Triclinic P1		MINDAT
Kimrobinsonite	1983	(Ta,Nb)(OH)5-2x(O,CO3)x ; x near 1.2	Isometric		MINDAT
Kimuraite-(Y)	1984	Ca(Y,Nd)2(CO3)4 · 6H2O	Orthorhombic		MINDAT	RRUFF	image image
Kladnoite	1942	C6H4(CO)2NH	Monoclinic		MINDAT
Kochsandorite	2004	CaAl2(CO3)2(OH)4 · H2O	Orthorhombic Pnma		MINDAT
Kolwezite	1979	(Cu,Co)2(CO3)(OH)2	Triclinic		MINDAT
Kozoite-(La)	2002	(La,Nd)(CO3)(OH)	Orthorhombic		MINDAT	RRUFF	image image
Kozoite-(Nd)	1998	(Nd,La,Sm,Pr)(CO3)(OH)	Orthorhombic		MINDAT	RRUFF	image image
Krasnovite	1991	Ba(Al,Mg)(PO4,CO3)(OH)2 · H2O	Orthorhombic		MINDAT	RRUFF	image image
Kratochvilite	1937	C13H10	Orthorhombic		MINDAT
Kukharenkoite-(Ce)	1995	Ba2Ce(CO3)3F	Monoclinic P21/m		MINDAT	RRUFF	image image
Kukharenkoite-(La)	2002	Ba2(La,Ce,Th)(CO3)3F	Monoclinic P21/m		MINDAT
Kutnohorite	1903	Ca(Mn,Mg,Fe)(CO3)2	Trigonal R3		MINDAT	RRUFF	image
Kyanoxalite	2008	Na7(Al6-xSi6+xO24)(C2O4)0.5+x · 5H2O (0 < x < 0.5)	Hexagonal P63		MINDAT
Lansfordite	1888	MgCO3 · 5H2O	Monoclinic P21	WURM	MINDAT
Lanthanite-(Ce)	1983	(Ce,La,Nd)2(CO3)3 · 8H2O	Orthorhombic		MINDAT
Lanthanite-(La)	1845	(La,Ce)2(CO3)3 · 8H2O	Orthorhombic		MINDAT
Lanthanite-(Nd)	1979	(Nd,La)2(CO3)3 · 8H2O	Orthorhombic		MINDAT	RRUFF	image
Latiumite	1953	(Ca,K)4(Si,Al)5O11(SO4,CO3)	Monoclinic		MINDAT
Lazaraskeite	2019	Cu(C2H3O3)2	Monoclinic		MINDAT	RRUFF
Leadhillite	1832	Pb4(CO3)2(SO4)(OH)2	Monoclinic P21/b		MINDAT	RRUFF	image image image
Lecoqite-(Y)	2008	Na3Y(CO3)3 · 6H2O	Hexagonal P63		MINDAT	RRUFF
Leószilárdite	2016	Na6Mg(UO2)2(CO3)6·6H2O	Monoclinic		MINDAT		image
Lepersonnite-(Gd)	1981	Ca(Gd,Dy)2)(UO2))24)(SiO4))4)(CO3))8)(OH)24) · 48H2)O			MINDAT
Levinsonite-(Y)	1996	(Y,Nd,La)Al(C2O4)(SO4)2 · 12H2O	Monoclinic		MINDAT
Liebigite	1848	Ca2(UO2)(CO3)3 · 11H2O	Orthorhombic		MINDAT	RRUFF	image image
Lindbergite	2003	Mn2+(C2O4) · 2H2O	Monoclinic		MINDAT
Lokkaite-(Y)	1969	Ca(Y,Gd,Nd,Dy)4(CO3)7 · 9H2O	Orthorhombic		MINDAT	RRUFF	image image
Lonsdaleite	1966	C	Hexagonal P63/mmc		MINDAT
Loseyite	1929	(Mn2+,Zn,Mg)4Zn3(CO3)2(OH)10	Monoclinic		MINDAT
Lukechangite-(Ce)	1996	Na3Ce2(CO3)4F	Hexagonal P63mc		MINDAT
Lusernaite-(Y)	2011	Y4Al(CO3)2(OH)10F · 6H2O	Orthorhombic Pnma		MINDAT
Linekite	2012	K2Ca3[(UO2)(CO3)3]2•7H2O	Orthorhombic Immm		MINDAT
Macphersonite	1982	Pb4(CO3)2(SO4)(OH)2	Orthorhombic		MINDAT
Magnesite	1808	MgCO3	Trigonal R3c	WURM	MINDAT	RRUFF	image image image image image
Malachite	1740*	Cu2(CO3)(OH)2	Monoclinic	WURM	MINDAT	RRUFF	image image image image
Manganotychite	1989	Na6Mn2(CO3)4(SO4)			MINDAT
Marchettiite	2017	C5H7N5O3	Triclinic		MINDAT
Markeyite	2017	Ca9(UO2)4(CO3)13·28H2O	Orthorhombic PMMN		MINDAT
Marklite	2016	Cu5(CO3)2(OH)6·6H2O			MINDAT		image
Mcguinnessite	1977	(Mg,Cu)2(CO3)(OH)2			MINDAT	RRUFF	image image
Mckelveyite-(Y)	1964	NaCaBa3Y(CO3)6 · 3H2O	Triclinic		MINDAT
Meionite	1801	Ca4Al6Si6O24CO3	Tetragonal I4/m		MINDAT	RRUFF	image
Melanophlogite	1962	46SiO2 · 6(N2,CO2) · 2(CH4,N2)	Tetragonal		MINDAT	RRUFF	image image image image
Mellite	1793	Al2[C6(COO)6] · 16H2O	Tetragonal I41/acd		MINDAT	RRUFF	image image
Mereheadite	1996	Pb47Cl25(OH)13O24(CO3)(BO3)2	Monoclinic		MINDAT
Metazellerite	1965	Ca(UO2)(CO3)2 · 3H2O	Orthorhombic		MINDAT
Meyrowitzite	2018	Ca(UO2)(CO3)2·5H2O	Monoclinic		MINDAT
Micheelsenite	1999	(Ca,Y)3Al(HPO4,CO3)(CO3)(OH)6 · 12H2O	Hexagonal		MINDAT
Middlebackite	2016	Cu2C2O4(OH)2	Monoclinic		MINDAT		image
Mineevite-(Y)	1991	Na25Ba(Y,Gd,Dy)2(CO3)11(HCO3)4(SO4)2F2Cl	Hexagonal		MINDAT
Minguzzite	1955	K3Fe3+(C2O4)3 · 3H2O	Monoclinic P21/b		MINDAT
Minrecordite	1980	CaZn(CO3)2	Trigonal R3		MINDAT
Mogovidite	2004	Na9(Ca,Na)12Fe2Zr3Si25O72(CO3)(OH)4	Trigonal R3m		MINDAT
Moissanite	1905	SiC	Hexagonal R3m	WURM	MINDAT	RRUFF	image image image image image
Molybdophyllite	1901	Pb8Mg9[Si10O28(OH)8|O2|(CO3)3] · H2O	Monoclinic B2		MINDAT	RRUFF	image image
Monohydrocalcite	1964	CaCO3 · H2O	Trigonal P31	WURM	MINDAT
Montroyalite	1985	Sr4Al8(CO3)3(OH,F)26 · 10-11H2O			MINDAT
Moolooite	1980	Cu(C2O4) · 0.4H2O	Orthorhombic		MINDAT
Mosesite	1910	(Hg2N)(Cl,SO4,MoO4) · H2O	Isometric		MINDAT
Motukoreaite	1976	Mg6Al3(OH)18[Na(H2O)6][SO4]2 · 6H2O	Trigonal R3m		MINDAT	RRUFF	image image
Moydite-(Y)	1985	Y[B(OH)4](CO3)	Orthorhombic Pbca		MINDAT
Mroseite	1974	CaTe4+(CO3)O2	Orthorhombic Pbca	WURM	MINDAT
Mossbauerite	2012	Fe3+6O4(OH)8[CO3] · 3H2O	Trigonal		MINDAT
Nahcolite	1929	NaHCO3	Monoclinic	WURM	MINDAT	RRUFF	image image
Nakauriite	1976	Cu8(SO4)4(CO3)(OH)6 · 48H2O	Orthorhombic		MINDAT	RRUFF	image image image image
Nasledovite	1958	PbMn3Al4(CO3)4(SO4)O5 · 5H2O			MINDAT
Natrite	1981	Na2CO3	Monoclinic	WURM	MINDAT
Natromarkeyite	2019	Na2Ca8(UO2)4(CO3)13·27H2O	Orthorhombic		MINDAT
Natron	1741	Na2CO3 · 10H2O	Monoclinic P2/m		MINDAT
Natroxalate	1994	Na2(C2O4)	Monoclinic		MINDAT
Nesquehonite	1890	MgCO3 · 3H2O	Monoclinic P21/m	WURM	MINDAT	RRUFF	image image image image
Niksergievite	2002	(Ba,Ca)2Al3(AlSi3O10)(CO3)(OH)6 · nH2O	Monoclinic		MINDAT	RRUFF	image
Niobocarbide	1995	(Nb,Ta)C	Isometric Fm3m		MINDAT
Niveolanite	2007	NaBe(CO3)(OH) · 2H2O	Tetragonal P4/mcc		MINDAT
Norsethite	1961	BaMg(CO3)2	Trigonal R3 2		MINDAT
Northupite	1895	Na3Mg(CO3)2Cl	Isometric Fd3		MINDAT	RRUFF	image
Novgorodovaite	2000	Ca2(C2O4)Cl2 · 2H2O	Monoclinic		MINDAT
Nullaginite	1978	Ni2(CO3)(OH)2	Monoclinic		MINDAT
Numanoite	2005	Ca4Cu(B4O6(OH)6)(CO3)2	Monoclinic B2/m		MINDAT
Nyerereite	1963	Na2Ca(CO3)2	Orthorhombic Cmc21		MINDAT
Olekminskite	1989	Sr(Sr,Ca,Ba)(CO3)2	Trigonal		MINDAT
Oswaldpeetersite	2000	(UO2)2(CO3)(OH)2 · 4H2O	Monoclinic		MINDAT	RRUFF	image image
Otavite	1906	CdCO3	Trigonal	WURM	MINDAT	RRUFF	image image
Otwayite	1976	Ni2(CO3)(OH)2 · H2O	Orthorhombic		MINDAT	RRUFF	image image
Oxammite	1870	(NH4)2(C2O4) · H2O	Orthorhombic P212121		MINDAT
Paceite	2001	CaCu(CH3COO)4 · 6H2O	Tetragonal		MINDAT
Paddlewheelite	2018	MgCa5Cu2(UO2)4(CO3)12(H2O)33	Monoclinic		MINDAT
Para-alumohydrocalcite	1976	CaAl2(CO3)2(OH)4 · 6H2O			MINDAT
Paralstonite	1978	BaCa(CO3)2	Trigonal	WURM	MINDAT
Paraotwayite	1984	Ni(OH)2-x(SO4,CO3)0.5x	Monoclinic		MINDAT
Paratooite-(La)	2005	(REE,Ca,Na,Sr)12Cu2(CO3)16	Orthorhombic		MINDAT	RRUFF	image image
Parisite-(Ce)	1845	CaCe2(CO3)3F2	Monoclinic Bb		MINDAT	RRUFF	image image image image image
Parisite-(La)	2016	CaLa2(CO3)3F2	Monoclinic		MINDAT	RRUFF	image
Parwanite	1986	(Na,K)(Mg,Ca)4Al8(PO4)8(CO3)(OH)7 · 30H2O	Monoclinic P2		MINDAT
Paradsasvarite	2012	Zn2(CO3)(OH)2	Monoclinic P21/b		MINDAT
Peatite-(Y)	2009	Li4Na12Y12(PO4)12(CO3)4(F,OH)8	Orthorhombic P2 2 2		MINDAT
Peterbaylissite	1993	(Hg+2)1.5(CO3)(OH) · 2H2O	Orthorhombic		MINDAT
Petersenite-(Ce)	1992	Na4(Ce,La,Nd)2(CO3)5	Monoclinic P21		MINDAT	RRUFF	image image
Petterdite	1999	PbCr3+2(CO3)2(OH)4 · H2O	Orthorhombic		MINDAT	RRUFF	image image
Philolithite	1996	Pb12Mn2+(Mg,Mn2+)2(Mn2+,Mg)4(CO3)4(SO4)O6(OH)12Cl4	Tetragonal		MINDAT
Phosgenite	1841	Pb2CO3Cl2	Tetragonal P4/mbm	WURM	MINDAT	RRUFF	image image
Phosphoellenbergerite	1994	(Mg,◻)2Mg12(PO4,PO3OH)6(PO3OH,CO3)2(OH)6	Hexagonal		MINDAT
Phoxite	2018	(NH4)2Mg2(C2O4)(PO3OH)2(H2O)4	Monoclinic		MINDAT
Phylloretine	1839	C18H18	Orthorhombic		MINDAT
Pigotite	1840	Al4C6H5O10 · 13H2O (?)			MINDAT
Pirssonite	1896	Na2Ca(CO3)2 · 2H2O	Orthorhombic Fdd2		MINDAT	RRUFF	image image
Plumbonacrite	1889	Pb5O(OH)2(CO3)3	Trigonal P3c1		MINDAT
Podlesnoite	2006	BaCa2(CO3)2F2	Orthorhombic Cmcm		MINDAT
Pokrovskite	1982	Mg2(CO3)(OH)2	Monoclinic		MINDAT
Pseudomarkeyite	2018	Ca8(UO2)4(CO3)12·21H2O	Monoclinic		MINDAT
Putnisite	2011	SrCa4Cr3+8(CO3)8SO4(OH)16 · 23H2O	Orthorhombic Pmna		MINDAT
Pyroaurite	1865	Mg6Fe3+2(OH)16[CO3] · 4H2O	Trigonal P63/mmc		MINDAT	RRUFF	image image image image image
Qaqarssukite-(Ce)	2004	Ba(Ce,REE)(CO3)2F	Trigonal P3		MINDAT
Qilianshanite	1992	NaHCO3 · H3BO3 · 2H2O	Monoclinic		MINDAT	RRUFF	image
Quintinite	1992	Mg4Al2(OH)12[CO3] · 3H2O	Hexagonal B2/m		MINDAT	RRUFF	image image
Qusongite	2007	WC	Hexagonal P6m2		MINDAT
Rabbittite	1955	Ca3Mg3(UO2)2(CO3)6(OH)4 · 18H2O	Monoclinic		MINDAT
Ramikite-(Y)	2009	Li4(Na,Ca)12Y6Zr6(PO4)12(CO3)4O4[(OH),F]4	Triclinic P1		MINDAT
Rapidcreekite	1984	Ca2(SO4)(CO3) · 4H2O	Orthorhombic		MINDAT	RRUFF	image image
Ramazzoite	2017	[Mg8Cu12(PO4)(CO3)4(OH)24(H2O)20][(H0.33SO4)3(H2O)36]	Cubic		MINDAT
Ravatite	1992	C14H10	Monoclinic P21		MINDAT
Reederite-(Y)	1994	(Na,Mn)15Y2(CO3)9(FSO3)Cl	Hexagonal P6		MINDAT
Reevesite	1966	Ni6Fe3+2(OH)16(CO3) · 4H2O	Trigonal		MINDAT	RRUFF	image image
Refikite	1852	C20H32O2	Orthorhombic P21 21 21		MINDAT
Remondite-(Ce)	1987	Na3(Ce,La,Ca,Na,Sr)3(CO3)5	Monoclinic P21		MINDAT	RRUFF	image image
Remondite-(La)	1999	Na3(La,Ce)3(CO3)5	Monoclinic P21		MINDAT
Rhodochrosite	1813	MnCO3	Trigonal R3c		MINDAT	RRUFF	image image image image image image image image
Rosasite	1908	(Cu,Zn)2(CO3)(OH)2	Monoclinic P21/b		MINDAT	RRUFF	image image image image image image
Roubaultite	1970	Cu2(UO2)3(CO3)2O2(OH)2 • 4H2O	Triclinic P1		MINDAT	RRUFF	image image
Rouvilleite	1989	Na3(Ca,Mn,Fe)2(CO3)3F	Monoclinic B2/b		MINDAT
Roymillerite	2016	Pb24Mg9(Si10O28)(CO3)10(BO3)(SiO4)(OH)13O5	Triclinic P1/b		MINDAT
Rutherfordine	1906	(UO2)CO3	Orthorhombic Imm2		MINDAT	RRUFF	image image image image image image image image image
Rontgenite-(Ce)	1953	Ca2(Ce,La)3(CO3)5F3	Trigonal R3		MINDAT
Sabinaite	1978	Na4Zr2TiO4(CO3)4	Monoclinic B2/b		MINDAT	RRUFF	image image
Sacrofanite	1979	(Na61K19Ca32)(Si84Al84O336)(SO4)26Cl2F6 • 2H2O	Hexagonal		MINDAT
Sahamalite-(Ce)	1953	(Mg,Fe)(Ce,La,Nd)2(CO3)4	Monoclinic P21/b		MINDAT	RRUFF	image image
Sailaufite	2000	(Ca,Na,☐)2Mn3+3(AsO4)2(CO3)O2 · 3H2O	Monoclinic		MINDAT
Sakhaite	1965	Ca12Mg4(BO3)7(CO3)4(OH)2Cl	Isometric Fd3m		MINDAT	RRUFF	image image image image
Sanromanite	2006	Na2CaPb3[CO3]5	Hexagonal P63mc		MINDAT
Sarcolite	1807	Na4Ca12Al8Si12O46(SiO4,PO4)(OH,H2O)4(CO3,Cl)	Tetragonal		MINDAT	RRUFF	image image
Scarbroite	1829	Al5(CO3)(OH)13 · 5H2O	Hexagonal		MINDAT
Scawtite	1930	Ca7(Si3O9)2CO3 · 2H2O	Monoclinic		MINDAT	RRUFF	image image
Schrockingerite	1873	NaCa3(UO2)(CO3)3(SO4)F · 10H2O	Triclinic P1		MINDAT	RRUFF	image image image
Schuilingite-(Nd)	1948	PbCu(Nd,Gd,Sm,Y)(CO3)3(OH) · 1.5H2O			MINDAT	RRUFF	image image
Sclarite	1988	(Zn,Mg,Mn2+)4Zn3(CO3)2(OH)10	Monoclinic B2/b		MINDAT
Sergeevite	1979	Ca2Mg11(CO3)9(HCO3)4(OH)4 • 6H2O			MINDAT
Shabaite-(Nd)	1988	Ca(Nd,Sm,Y)2(UO2)(CO3)4(OH)2 · 6H2O			MINDAT
Shannonite	1993	Pb2OCO3	Orthorhombic		MINDAT	RRUFF	image image
Sharpite	1938	Ca(UO2)6(CO3)5(OH)4 · 6H2O	Orthorhombic		MINDAT
Sheldrickite	1996	NaCa3(CO3)2F3 · H2O	Trigonal P32		MINDAT
Shomiokite-(Y)	1990	Na3Y[CO3]3 · 3H2O	Orthorhombic		MINDAT	RRUFF	image
Shortite	1939	Na2Ca2(CO3)3	Orthorhombic Amm2	WURM	MINDAT	RRUFF	image image image
Siderite	1845	FeCO3	Trigonal R3c		MINDAT	RRUFF	image image image image
Sidorenkite	1978	Na3Mn2+(CO3)(PO4)	Monoclinic		MINDAT
Simonellite	1919	C19H24	Orthorhombic		MINDAT	RRUFF	image image
Skorpionite	2005	Ca3Zn2(PO4)2(CO3)(OH)2 · H2O	Monoclinic B2/b		MINDAT	RRUFF	image image
Šlikite	2018	Zn2Mg(CO3)2(OH)2·4H2O	Triclinic		MINDAT
Smithsonite	1832	ZnCO3	Trigonal R3c	WURM	MINDAT	RRUFF	image image image
Somersetite	2017	Pb8O2(OH)2(CO3)5	Trigonal		MINDAT
Spherocobaltite	1877	CoCO3	Trigonal R3c		MINDAT	RRUFF	image image image image
Spurrite	1908	Ca5(SiO4)2(CO3)	Monoclinic		MINDAT	RRUFF	image image image image
Stenonite	1962	(Sr,Ba,Na)2Al(CO3)F5	Monoclinic		MINDAT
Stepanovite	1953	NaMgFe3+(C2O4)3 · 8-9H2O	Trigonal P3c1		MINDAT
Stichtite	1910	Mg6Cr2(OH)16[CO3] · 4H2O	Trigonal		MINDAT	RRUFF	image image image image image
Stracherite	2017	BaCa6(SiO4)2[(PO4)(CO3)]2F	Trigonal	WURM	MINDAT	RRUFF	image image image image image
Strontianite	1791	SrCO3	Orthorhombic	WURM	MINDAT	RRUFF	image image image image image
Strontiodresserite	1977	SrAl2(CO3)2(OH)4 · H2O	Orthorhombic		MINDAT	RRUFF	image image
Surite	1977	(Pb,Ca)3(Al,Fe2+,Mg)2((Si,Al)4O10)(CO3)2(OH)2	Monoclinic		MINDAT	RRUFF	image image image image
Susannite	1845	Pb4(CO3)2(SO4)(OH)2	Trigonal P3		MINDAT	RRUFF	image image
Swartzite	1948	MgCa(UO2)(CO3)3 · 12H2O	Monoclinic P21/m		MINDAT
Synchysite-(Ce)	1901	CaCe(CO3)2F	Monoclinic B2/b		MINDAT	RRUFF	image image image
Synchysite-(Nd)	1978	CaNd(CO3)2F			MINDAT
Synchysite-(Y)	1955	CaY(CO3)2F	Hexagonal P6c2		MINDAT	RRUFF	image image
Szymanskiite	1989	Hg16(Ni,Mg)6(CO3)12(OH)12(H3O)8•3H2O	Hexagonal		MINDAT
Takovite	1955	Ni6Al2(OH)16[CO3] · 4H2O	Trigonal		MINDAT
Tantalcarbide	1909	TaC	Isometric Fm3m		MINDAT
Tatarskite	1963	Ca6Mg2(SO4)2(CO3)2(OH)4Cl4 · 7H2O	Orthorhombic		MINDAT
Tengerite-(Y)	1838	Y2(CO3)3 · 2-3H2O	Orthorhombic  Pmnm		MINDAT	RRUFF	image image
Teschemacherite	1868	(NH4)HCO3	Orthorhombic Pccn	WURM	MINDAT
Thaumasite	1878	Ca3(SO4)[Si(OH)6](CO3) · 12H2O	Hexagonal P63		MINDAT	RRUFF	image image image
Thermonatrite	1845	Na2CO3 · H2O	Orthorhombic Pmmm		MINDAT
Thomasclarkite-(Y)	1997	(Na,Ce)(Y,REE)(HCO3)(OH)3 · 4H2O	Monoclinic P2		MINDAT	RRUFF	image image
Thorbastnasite	1965	ThCa(CO3)2F2 · 3H2O			MINDAT
Thorneite	2009	Pb6(Te6+2O10)(CO3)Cl2(H2O)	Monoclinic B2/b		MINDAT
Tilleyite	1933	Ca5(Si2O7)(CO3)2	Monoclinic	WURM	MINDAT	RRUFF	image
Tinnunculite	2015	C5H4N4O3·2H2O	Monoclinic		MINDAT		image
Tongbaite	1982	Cr3C2	Orthorhombic		MINDAT
Triazolite	2017	NaCu2(N3C2H2)2(NH3)	Orthorhombic		MINDAT
Trona	1773	Na3H(CO3)2 · 2H2O	Monoclinic	WURM	MINDAT	RRUFF	image image image
Trebeurdenite	2012	Fe2+2Fe3+4O2(OH)10CO3 · 3H2O	Trigonal R3m		MINDAT
Tsaregorodtsevite	1991	(N(CH3)4)(AlSi5O12)	Orthorhombic		MINDAT	RRUFF	image image image image
Tuliokite	1988	Na6BaTh(CO3)6 · 6H2O	Trigonal		MINDAT
Tundrite-(Ce)	1965	Na2Ce2Ti(SiO4)(CO3)2O2	Triclinic P1		MINDAT	RRUFF	image image
Tundrite-(Nd)	1967	Na2(Nd,Ce)2Ti(SiO4)(CO3)2O2			MINDAT
Tunisite	1967	NaCa2Al4(CO3)4(OH)8Cl	Tetragonal		MINDAT	RRUFF	image image
Tuscanite	1976	(K(Ca,Na)6(Si,Al)10O22[SO4,CO3,(OH)2] · H2O	Monoclinic		MINDAT	RRUFF	image image
Tychite	1905	Na6Mg2(CO3)4(SO4)	Isometric Fd3	WURM	MINDAT	RRUFF	image image image
Tyrolite	1817	Ca2Cu9(AsO4)4(CO3)(OH)8 · 11H2O	Monoclinic		MINDAT	RRUFF	image image image image image image
Urancalcarite	1983	Ca(UO2)3(CO3)(OH)6 · 3H2O	Orthorhombic		MINDAT
Urea	1828	CO(NH2)2	Tetragonal P4 21m		MINDAT
Uricite	1973	C5H4N4O3	Monoclinic		MINDAT
Uroxite	2018	[(UO2)2(C2O4)(OH)2(H2O)2]·H2O	Monoclinic		MINDAT
Vasilyevite	2003	(Hg2+)10I3Br2Cl(CO3)O6	Triclinic P1		MINDAT
Vaterite	1911	CaCO3	Hexagonal P63/mmc	WURM	MINDAT
Voggite	1988	Na2Zr(PO4)(CO3)(OH) · 2H2O	Monoclinic		MINDAT
Voglite	1853	Ca2Cu(UO2)(CO3)4 · 6H2O	Monoclinic		MINDAT	RRUFF	image image
Wampenite	2017	C18H16	Monoclinic		MINDAT
Weddellite	1936	Ca(C2O4) · 2H2O	Tetragonal I4/m		MINDAT	RRUFF	image image image image
Wegscheiderite	1961	Na5H3(CO3)4	Triclinic P1	WURM	MINDAT
Weloganite	1967	Na2Sr3Zr(CO3)6 · 3H2O	Triclinic P1		MINDAT	RRUFF	image image
Wheatleyite	1984	Na2Cu(C2O4)2 · 2H2O	Triclinic		MINDAT
Whelanite	1977	Cu2+2Ca6[Si6O17(OH)](CO3)(OH)3(H2O)2	Orthorhombic		MINDAT	RRUFF	image image
Whewellite	1852	Ca(C2O4) · H2O	Monoclinic		MINDAT	RRUFF	image image image image image
Widenmannite	1961	Pb2(OH)2[(UO2)(CO3)2]	Orthorhombic		MINDAT	RRUFF	image image
Widgiemoolthalite	1992	Ni5(CO3)4(OH)2 · 5H2O	Monoclinic		MINDAT
Witherite	1784	BaCO3	Orthorhombic	WURM	MINDAT	RRUFF	image image image image
Wyartite	1959	CaU5+(UO2)2(CO3)O4(OH) · 7H2O	Orthorhombic		MINDAT
Yarlongite	2007	Cr4Fe4NiC4	Hexagonal P63mc		MINDAT
Zabuyelite	1985	Li2CO3	Monoclinic	WURM	MINDAT	RRUFF	image
Zaccagnaite	1997	Zn4Al2(OH)12[CO3] · 3H2O	Hexagonal		MINDAT
Zaratite	1850	Ni3(CO3)(OH)4 · 4H2O	Isometric		MINDAT	RRUFF	image image
Zellerite	1965	Ca(UO2)(CO3)2 · 5H2O	Orthorhombic		MINDAT	RRUFF	image image
Zemkorite	1985	Na2Ca(CO3)2	Hexagonal		MINDAT
Zhemchuzhnikovite	1963	NaMgAl(C2O4)3 · 8H2O	Trigonal P3c1		MINDAT
Zincrosasite	1959	(Zn,Cu)2(CO3)(OH)2	Monoclinic		MINDAT
Zirsilite-(Ce)	2002	Na11-12(Ce,Na)3Ca6Mn3Zr3Nb(Si19O55)(Si3O9)2(CO3)(OH)3 · H2O	Trigonal R3m		MINDAT
Znucalite	1989	Zn12Ca(UO2)(CO3)3(OH)22 · 4H2O	Orthorhombic		MINDAT	RRUFF	image image
Zugshunstite-(Ce)	1996	(Ce,Nd,La)Al(C2O4)(SO4)2 · 12H2O	Monoclinic		MINDAT