Calomel HgCl
—
—
Open
Calomel from Moschellandsberg, Germany
©
Photo by Kritzolina (via Wikimedia Commons). CC-BY-SA-4.0
2
0
IR
Mineral, Halide
Canasite K3 Na3 Ca5 Si12 O30 (OH)4
Minerals containing OH —
Open
Yellow 7 mm grain of canasite in matrix, from Kirovskii apatite mine, Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Russia
©
Photo by Leon Hupperichs (on wikimedia.org), CC-BY-SA 3.0
4
0
PL, PL/XL
Mineral, Silicate , Hydroxide
Cancrinite (Na,Ca,☐)8 (Al6 Si6 )O24 (CO3 ,SO4 )2 ·2H2 O
Minerals containing SO4 , Calcrinite (group) , Minerals containing CO3 , Minerals containing H2O —
2
0
PL, PL/XL
Mineral, Sulphate , Hydrated , Aluminosilicate , Carbonate
Carnotite K2 (UO2 )2 (VO4 )2 ·3H2 O
Carnotite (group) , Minerals containing VO4 , Minerals containing H2O —
Open
Carnotite specimen from Happy Jack Mine, White Canyon District, Utah, USA.
©
Photo by USGS. Public Domain
4
0
PL
Mineral, Uranyl , Hydrated , Vanadate
Carpathite C24 H12
—
—
Open
Carpathite (yellow) in microcrysatllized quartz matrix, from Picacho Mine, New Idria District, Diablo Range, San Benito Co., CA, USA
©
Rob Lavinsky, iRocks.com – CC-BY-SA-3.0
5
0
PL
Mineral, Organic
Carpholite MnII Al2 Si2 O6 (OH)4
Minerals containing OH —
Open
Carpholite - Národní muzeum, Prague, Czech Republic
©
Photo by Sbisolo (on wikimedia.org), CC-BY-SA 3.0
1
0
PL
Hydroxide , Mineral, Aluminosilicate
Cassiterite SnO2
Rutile (group) , Tin dioxide —
Open
Cassiterite specimen from Fazenda Do Funil (Ranch), Minas Gerais, Brazil
©
Photo by Chip Clark, via Smithsonian National Museum of Natural History
14
3
CL, CL/SEM, SXES
Mineral, Simple oxide
Catapleiite Na2 Zr(Si3 O9 )·2H2 O
Minerals containing H2O —
Open
Catapleiite from Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada
©
Photo by Modris Baum, Public Domain
1
0
PL
Mineral, Silicate , Hydrated
Celestine (Sr,Ba)SO4 , SrSO4
Baryte (group) , Minerals containing SO4 —
Open
Celestine crystals (field of view 3.5 × 2.6 cm). Found from Sakoany deposit, Katsepy, Mitsinjo District, Boeny region, Madagascar
©
Photo (c) 2021 Ivar Leidus (via Wikimedia Commons), CC-BY-SA 4.0
17
0
PL, PL/XL
Mineral, Sulphate
Celsian BaAl2 Si2 O8
Feldspar (group) —
Open
Celsian feldspar, from Incline, Mariposa County, California, USA
©
Photo by Astynax, Public Domain
2
2
CL
Mineral, Aluminosilicate
Cerium fluoride CeF3
REE fluoride Fluocerite-(Ce) , Fluocerite
6
1
CL/SEM
REE, Halide , Synthetic , Compound
Cerium ultraphosphate CeP5 O14
REE ultraphosphate —
2
2
CL/SEM, SXES
REE, Phosphate , Synthetic , Compound , Ultraphosphate
Cerium(IV) oxide CeO2
REE oxide Cerianite-(Ce)
3
2
CL/SEM, SXES
REE, Simple oxide , Compound
Cerussite PbCO3
Aragonite (group) , Minerals containing CO3 —
Open
Cerussite specimen from Mibladen, Morocco, and is 5.6cm in size
©
Photo by Carlin Green, USGS, Public Domain
18
1
SXES
Carbonate , Mineral
Chalcedony SiO2
Quartz, microcrystalline Onyx
Open
Chalcedony specimen from El Paso, Texas. Size: 2 x 1.25" (5.5 cm x 3 cm). It contains trace amounts of the uranyl ion (uranium) which makes it fluoresce under short wave ultraviolet light.
©
Photo (C) 2009 Hadley Paul Garland (via Wikimedia Commons), CC-BY-SA 2.0
6
0
PL
Variety, Simple oxide
