Minerals beginning with the letter C

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Image Name Formula Color
TM

Cabalzarite

Ca(Mg,Al,Fe+2)2(AsO4)2(H2O,OH)2light brown, brownish pink, orange brown
TM

Cabrerite

-->

Annabergite

(Ni,Mg)3(AsO4)2·8(H2O)green, blue
TM

Cacoxenite

(Fe+3,Al)25(PO4)17O6(OH)12·75(H2O)yellow, green, orange
TM

Cadmium

Cdsilver, white
TM

Cadmoselite

CdSeblack
TM

Cafarsite

Ca8(Ti,Fe+2,Fe+3,Mn)6-7(As+3O3)12·4(H2O)yellow, black, brown, red
cafetite

Cafetite

Ca(Fe,Al)2Ti4O12·4(H2O)colorless, yellow
TM

Calaverite

AuTe2gold, yellow
TM

Calcio-olivine

Ca2SiO4white, brown
TM

Calcioancylite-(Ce)

CaCe(CO3)2(OH)·(H2O)colorless, gray, yellow
TM

Calciobetafite

Ca2(Ti,Nb)2(O,OH)7brown, black
TM

Calciocatapleiite

CaZrSi3O9·2(H2O)yellow, brown
TM

Calcioferrite

Ca4Fe+2(Fe+3,Al)4(PO4)6(OH)4·12(H2O)yellow, green, white
TM

Calciohilairite

CaZrSi3O9·3(H2O)blue white, white
calciotantite

Calciotantite

Ca(Ta,Nb)4O11colorless
TM

Calcite

CaCO3colorless, white, pink, yellow, brown
TM

Calderónite
(IMA 2001-022)

Pb2Fe+3(VO4)2(OH)green
TM

Caledonite

Pb5Cu2(CO3)(SO4)3(OH)6blue, blue-green, green
TM

Callaghanite

Cu2Mg2(CO3)(OH)6·2(H2O)blue
TM

Calumetite

Cu(OH,Cl)2·2(H2O)blue
TM

Camaronesite
(IMA 2012-094)

(Fe+3(H2O)2(PO3OH))2(SO4) ·1-2(H2O)purple
TM

Camerolaite
(IMA 1990-036)

Cu4Al(HSbO4,SO4)(OH)10(CO3)·2(H2O)blue green
TM

Cancrinite

Na6Ca2Al6Si6O24(CO3)2blue, colorless, green, yellow, white
TM

Cancrisilite
(IMA 1990-013)

Na7Al5Si7O24(CO3)·3(H2O)colorless, gray, purple, pink
TM

Cannizzarite

Pb4Bi6S13gray, white
TM

Canosioite
(IMA 2015-30)

Ba2Fe+3(AsO4)2(OH)
canutite

Canutite
(IMA 2013-070)

NaMn3(AsO4)(AsO3OH)2reddish brown, red
capranicaite

Capranicaite
(IMA 2009-086)

(K,Cs)(Ca,Na)Al4B4Si2O18colorless
TM

Caracolite

Na3Pb2(SO4)3Clblue, colorless, gray, greenish gray
TM

Carboborite

Ca2Mg(CO3)2B2(OH)8·4(H2O)colorless
TM

Carbocernaite

(Ca,Na)(Sr,Ce,Ba)(CO3)2brown, colorless, yellow, white
TM

Carboirite

TM

Carbonatecyanotrichite

Cu+24Al2(CO3,SO4)(OH)12·2(H2O)blue
TM

Carborundum

SiCblue, colorless, green, yellow
TM

Carletonite
(IMA 1969-016)

KNa4Ca4Si8O18(CO3)4(OH,F)·(H2O)colorless, blue, pink
TM

Carlhintzeite

Ca2AlF7·(H2O)colorless, white
TM

Carlosbarbosaite

TM

Carlosturanite
(IMA 1984-009)

(Mg,Fe+2,Ti,Mn)21(Si,Al)12O28(OH)34brown
TM

Carminite

PbFe+32(AsO4)2(OH)2red, red-brown
TM

Carnallite

KMgCl3·6(H2O)blue, colorless, yellow, white, red
TM

Carnotite

K2(UO2)2V2O8·3(H2O)yellow
TM

Carpholite

MnAl2Si2O6(OH)4yellow, gray, brown
TM

Carrboydite
(IMA 1974-033)

(Ni,Cu)14Al9((SO4),(CO3))6(OH)43·7(H2O)blue green, yellow green
TM

Carrollite

Cu(Co,Ni)2S4gray, red, silver
TM

Caryochroite
(IMA 2005-031)

(Na,Sr)3(Fe+3,Mg)10(Ti2Si12O37)(O,OH)9·8(H2O)brown
TM

Caryopilite

(Mn+2,Mg,Zn,Fe+2)3(Si,As)2O5(OH,Cl)4red, brown, yellow
TM

Cassiterite

SnO2brown, brownish black, colorless, green, gray
TM

Castellaroite

TM

Catapleiite

(Na,Ca)2ZrSi3O9·2(H2O)blue, brown, colorless, yellow
cattierite

Cattierite

CoS2pink, red, white
cattiitie

Cattiitie
(IMA 2000-032)

Mg3(PO4)2·22(H2O)colorless
TM

Cavansite

Ca(VO)Si4O10·4(H2O)blue
TM

Caysichite-(Y)
(IMA 1973-044)

Y2(Ca,Gd)2Si4O10(CO3)3(H2O,O,OH)·3(H2O)colorless, green, greenish yellow, white
TM

&ccaronlechite

Pb(Fe+2,Mn)(VO4)(OH)black
TM

čcejkaite
(IMA 1999-045)

Na4(UO2)(CO3)3light yellow, light brown
TM

Celadonite

K(Mg,Fe+2)(Fe+3,Al)(Si4O10)(OH)2green
TM

Celestine

SrSO4blue, brown, colorless, green, gray
TM

Celestite

-->

Celestine

SrSO4blue, brown, colorless, green, gray
TM

Celsian

BaAl2Si2O8colorless, yellow, white
centennialite

Centennialite
(IMA 2013-110)

CaCu3(OH)6Cl2·n(H2O)pale blue
TM

Cerchiaraite
(IMA 1999-012)

Ba4(Mn,Fe,Al)4Si6(O,OH,Cl)26green
TM

Cerchiaraite-(Mn)

TM

Cerite-(Ce)

Ce+39Fe+3(SiO4)6((SiO3)(OH))(OH)3brown, red, gray
TM

Ceruleite

Cu2Al7(AsO4)4(OH)13·12(H2O)blue
TM

Cerussite

PbCO3colorless, white, gray, blue, green
TM

Cervandonite-(Ce)
(IMA 1986-044)

(Ce,Nd,La)(Fe+3,Fe+2,Ti+4,Al)3(SiO7)1(As+3O3)(OH)black
TM

Cetineite

(K,Na)3+x(Sb2O3)3(Sb2S3)(OH)x·2.8-x)(H2O)orange, red
TM

Chabazite

-->

Chabazite-(Ca)

(Ca0.5,Na,K)4(Al4Si8O24)·12(H2O)colorless, green, yellow, white, pink
TM

Chabazite-(Ca)

(Ca0.5,Na,K)4(Al4Si8O24)·12(H2O)colorless, green, yellow, white, pink
TM

Chabazite-(K)

(K2,Ca,Na2,Mg)(Al2Si4O12)·6(H2O)colorless, white, yellow, pink, red
TM

Chabazite-(Na)

(Na2,K2,Ca,Mg)(Al2Si4O12)·6(H2O)colorless, white, yellow, pink, red
TM

Chalcedony

-->

Quartz

SiO2colorless, white, gray, blue, multiple
TM

Chalcoalumite

CuAl4(SO4)(OH)12·3(H2O)blue, gray
TM

Chalcocite

Cu2Sgray, black
TM

Chalcomenite

CuSeO3·2(H2O)light blue
TM

Chalconatronite

Na2Cu(CO3)2·3(H2O)greenish blue
TM

Chalcophanite

(Zn,Fe+2,Mn+2)Mn+43O7·3(H2O)blue, black
TM

Chalcophyllite

Cu+218Al2(AsO4)3(SO4)3(OH)27·33(H2O)green, blue green
TM

Chalcopyrite

CuFeS2yellow
TM

Chalcosiderite

TM

Chalcotrichite

-->

Cuprite

Cu2Ored
TM

Challacolloite

TM

Chapmanite

Sb+3Fe+32(SiO4)2(OH)green, yellow
TM

Charoite
(IMA 1977-019)

K5Ca8(Si6O15)2(Si2O7)Si4O0(OH)·3(H2O)purple, brown
TM

Chayesite
(IMA 1987-059)

K(Mg,Fe+2)4Fe+3(Si12O30)dark blue
TM

Chegemite
(IMA 2008-038)

Ca7(SiO4)3(OH)2light green
TM

Chelkarite

CaMgB2O4Cl2·7(H2O)colorless
TM

Chelyabinskite

(Ca,Mg)3Si(OH)6(SO4,CO3)2·9(H2O)white
TM

Chenevixite

Cu2Fe+32(AsO4)2(OH)4·(H2O)green
TM

Cheralite

-->

Monazite-(Ce)

TM

Chernovite-(Y)

Y(AsO4)brown, yellow, colorless
TM

Chesnokovite

TM

Childrenite

Fe+2Al(PO4)(OH)2·(H2O)white, brown, black
TM

Chivruaiite
(IMA 2004-052)

Ca4(Ti,Nb)5((Si6O17)2)((OH,O)5)·13-14(H2O)colorless, light pink
TM

Chkalovite

Na2BeSi2O6colorless, white
TM

Chlorargyrite

AgClpurple gray, green, white, colorless
TM

Chlorartinite
(IMA 1996-005)

Mg2(CO3)Cl(OH)·3(H2O)white
TM

Chlorbartonite
(IMA 2000-048)

K6Fe24S26(Cl,S)brown, black
TM

Chloritoid

(Fe+2,Mg,Mn)2Al4(Si2O10)(OH)4green gray, green black, gray black, dark gray, dark green
TM

Chlormayenite
(IMA 1963-016)

Ca12Al14O32Cl2colorless
TM

Chlorothionite

K2Cu(SO4)Cl2light blue
TM

Chovanite

TM

Christite

TlHgAsS3red, bright orange
TM

Christofschäferite-(Ce)
(IMA 2011-107)

(Ce,La,Ca)4Mn+2(Ti,Fe+3)3(Fe+3,Fe+2,Ti)(Si2O7)2O8black
TM

Chromatite

TM

Chromferide

TM

Chromian dravite

TM

Chromian lawsonite

-->

Lawsonite

Ca(Al,Cr)2(Si2O7)(OH)2·(H2O)green
chromo-alumino-povondraite

Chromo-alumino-povondraite

NaCr3(Al4Mg2)(Si6O18)(BO3)3(OH)3Ogreen
TM

Chrysoberyl

BeAl2O4green, brown, gray
TM

Chrysocolla

(Cu,Al)2H2Si2O5(OH)4·n(H2O)green, blue, brown
TM

Chrysoprase

-->

Quartz

SiO2green
TM

Chrysotile

Mg3Si2O5(OH)4green
TM

Chubarovite
(IMA 2014-018)

KZn2(BO3)Cl2colorless
TM

Churchite-(Y)

Y(PO4)·2(H2O)colorless, gray, white
TM

Chursinite

Hg+1Hg+2(AsO4)yellow brown, orange brown
TM

Chvaleticeite

(Mn+2,Mg)(SO4)·6(H2O)yellow green, white, pink
TM

Chvilevaite

Na(Cu,Fe,Zn)2S2bronze, black
TM

Cinnabar

HgSred, gray, brown, pink
TM

Claraite
(IMA 1981-023)

(Cu,Zn)3(CO3)(OH)4·4(H2O)blue
TM

Claringbullite
(IMA 1976-029)

Cu+24ClF(OH)6blue
TM

Claudetite

As2O3colorless, white
TM

Clausthalite

PbSegray, black
TM

Cleavelandite

-->

Albite

NaAlSi2O8white, gray, green
TM

Cleiophane

-->

Sphalerite

ZnSyellow, brown, black, red, colorless, blue, green
TM

Cleusonite
(IMA 1998-070)

Pb(U+4,U+6)(Ti,Fe+2,Fe+3)20(O,OH)38black
TM

Clinoatacamite
(IMA 1993-060)

Cu2(OH)3Clgreen, black, blue
TM

Clinobarylite
(IMA 2002-015)

BaBe2Si2O7colorless
TM

Clinobehoite
(IMA 1988-024)

Be(OH)2colorless, white
TM

Clinobisvanite
(IMA 1973-040)

Bi(VO4)yellow, orange
TM

Clinocervantite
(IMA 1997-017)

Sb+3Sb+5O4colorless
TM

Clinochalcomenite

CuSeO3·2(H2O)bluish green
TM

Clinochlore

(Mg,Fe+2)5Al(Si3Al)O10(OH)8green, white, gray
TM

Clinochrysotile

Mg3Si2O5(OH)4green, red, yellow, white
TM

Clinoclase

Cu3(AsO4)(OH)3dark green
TM

Clinoenstatite

Mg2Si2O6colorless, green, greenish yellow, brown
TM

Clinohumite

((Mg,Fe+2)9(SiO4)4(F,OH)2brown, orange, yellow, white
TM

Clinokurchatovite

Ca(Mg,Fe+2,Mn)B2O5light gray
TM

Clinoptilolite-(Ca)

(Ca,Na,K)2-3Al3(Al,Si)2Si13O36·12(H2O)white, reddish white
TM

Clinoptilolite-(K)

(K,Na,Ca)2-3Al3(Al,Si)2Si13O36·12(H2O)colorless, white, red
TM

Clinoptilolite-(Na)

(Na,K,Ca)2-3Al3(Al,Si)2Si13O36·12(H2O)white, red
TM

Clinosuenoite

TM

Clinotyrolite

Ca2Cu9((As,S)O4)4(OH)10·10(H2O)green
TM

Clinozoisite

Ca2Al3(SiO4)3(OH)colorless, green, gray, yellow
TM

Clintonite

Ca(Mg,Al)3(Al3Si)O10(OH)2colorless, green, yellow, red, brown
TM

Coalingite

Mg10Fe+32(CO3)(OH)24·2(H2O)brown
cobaltarthurite

Cobalt arthurite
(IMA 2001-052)

CoFe+32(AsO4)2(OH)2·4(H2O)yellow, brown
TM

Cobaltite

CoAsSsilver, white, gray, black
TM

Cobaltkoritnigite

(Co,Zn)(AsO3OH)·(H2O)pink, red, purple
TM

Cobaltoblödite
(IMA 2012-059)

Na2Co(SO4)2·4(H2O)colorless to reddish pink
TM

Cobaltomenite

Co(SeO3·2(H2O)dark red, pink
TM

Coconinoite
(IMA 1965-003)

Fe+32Al2(UO2)2(PO4)4(SO4)(OH)2·18(H2O)yellow
TM

Coeruleolactite

(Ca,Cu)Al6(PO4)4(OH)8·4-5(H2O)white, light blue
TM

Coffinite

U(SiO4)1-x(OH)4xblack, brown
TM

Colemanite

Ca2B6O11·5(H2O)colorless, gray, white
TM

Collinsite

Ca2(Mg,Fe+2)(PO4)2·2(H2O)colorless, white, brown
TM

Coloradoite

HgTegray, black
TM

Columbite-(Fe)

Fe+2Nb2O6black, brown
TM

Colusite

Cu12-13V(As,Sb,Sn,Ge)3S16bronze
TM

Comancheite

Hg13(Cl,Br)8O9yellow, orange, red
TM

Conichalcite

CaCu(AsO4)(OH)green
TM

Connellite

Cu19Cl4(SO4)(OH)32·3(H2O)blue
TM

Cookeite

LiAl4(Si3Al)O10(OH)8white, green, brown
TM

Coombsite
(IMA 1989-058)

K(Mn+2,Fe+2,Mg)13(Si,Al)18O42(OH)14brown
TM

Cooperite

(Pt,Pd,Ni)Smetallic gray
TM

Copper

Cured, pink, brown, copper red
TM

Coquimbite

Fe+32(SO4)3·9(H2O)white, purple
TM

Coralloite

corkite

Corkite

PbFe+33(PO4)(SO4)(OH)6brown, yellow, green
TM

Cornetite

Cu3(PO4)(OH)3blue
TM

Cornwallite

Cu5(AsO4)2(OH)4·(H2O)green
TM

Correianevesite
(IMA 2013-007)

Fe+2Mn+22(PO4)2·3(H2O)gray, brown
TM

Corrensite

(Ca,Na,K)(Mg,Fe,Al)9(Si,Al)8O20(OH)10·n(H2O)white, pink, brown, gray, yellow green
TM

Cortesognoite
(IMA 2014-029)

CaV2(SiO7)(OH)2·(H2O)pink, brown
TM

Corundum

Al2O3blue, red, yellow, brown, gray
TM

Cosalite

Pb2Bi2S5gray, white
TM

Coutinhoite
(IMA 2003-025)

ThxBa1-2x(UO2)2(Si5O13)·3(H2O)yellow
TM

Covellite

CuSblue, black
TM

Creaseyite
(IMA 1974-044)

Pb2Cu2(Fe+3,Al)2Si5O17·6(H2O)green
TM

Creedite

Ca3Al2(SO4)(F,OH)10·2(H2O)colorless, purple, white
TM

Crichtonite

(Sr,La,Ce,Y)(Ti,Fe+3,Mn)21O38black
TM

Cristobalite

SiO2brown, gray, blue-gray, yellow, white
TM

Crocoite

PbCrO4orange, red
TM

Cronstedtite

Fe+22Fe+3(SiFe+3)O5(OH)4black, brown
TM

Cryolite

Na3AlF6black, colorless, gray, white, brown
TM

Cryptophyllite
(IMA 2008-061)

K2Ca(Si4O10)·5(H2O)colorless
TM

Cuatrocapaite-(NH4)

TM

Cubanite

CuFe2S3yellow, gold
TM

Cumengite

Cu20Pb21Cl42(OH)40·6(H2O)blue
TM

Cummingtonite

Mg7Si8O22(OH)2white, black, brown, green, gray
TM

Cuprite

Cu2Ored
TM

Cuprobismutite

Cu10Bi12S23black, gray
TM

Cuprohodsite

TM

Cuproiridsite
(IMA 1984-016)

CuIr2S4black
cupromakovickyite

Cupromakovickyite

Cu8Pb4Ag2Bi18S36gray
TM

Cupromolybdite
(IMA 2011-005)

Cu+23O(Mo+6O4)2yellow, brown
TM

Cuproneyite
(IMA 2008-053)

Cu7Pb27Bi25S68silver, gray
TM

Cupropearceite
(IMA 2007-046)

(Cu6As2S7)(Ag9CuS4)black
TM

Cuprorivaite

CaCu(Si4O10)blue
TM

Cuproroméite

Cu2Sb2(O,OH)7green
TM

Cuprosklodowskite

Cu((UO2)(SiO2OH))2·6(H2O)green, yellow
TM

Cuprotungstite

Cu+23(WO4)2(OH)2green, brown
TM

Curetonite
(IMA 1978-065)

Ba4Al3Ti(PO4)4(O,OH)6bright yellow green, green
TM

Curienite
(IMA 1967-049)

Pb(UO2)2V+52O8·5(H2O)bright yellow
TM

Curite

Pb3+x(H2O)2((UO2)4+x(OH)3-x)2yellow, orange
TM

Currierite
(IMA 2016-030)

Na4Ca3MgAl4(AsO3OH)12·9(H2O)colorless
TM

Cuspidine

Ca4Si2O7(F,OH)2colorless, white, green, pink
TM

Cyanotrichite

Cu+42Al2(SO4)(OH)12·2(H2O)blue
TM

Cylindrite

Pb3Sn4FeSb2S14gray, black
cyprine

Cyprine
(IMA 2015-044)

Ca19Cu+2(Al,Mg,Mn)12Si18O69(OH)9dark red with lilac highlights
TM

Cyrilovite

NaFe+33(PO4)2(OH)4·2(H2O)yellow, orange, brown

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