Material Index for the Spectroscopy Database

Material Index

Name	Formula	Classifications	Members	Image	Lines	Spectra	Techniques	Tags
Chkalovite	Na₂BeSi₂O₆	—	—	Chkalovite Composite white-light photograph and UV (shortwave+longwave) UV photoluminescence image of a specimen of chkalovite (green PL) and sodalite (orange PL) on a microcline matrix, from Tunuliarfik, Ilímaussaq, Greenland © Photo (C) 2003 James O. Hamblen (http://hamblen.ece.gatech.edu/uvminerals/). Reproduced with permission.	0	0	—	Mineral, Silicate
Chlorapatite	Ca₅(PO₄)₃Cl	Apatite	—	Chlorapatite Hexagonal, lustrous, partially translucent, grayish-green chlorapatite crystal, with calcite, laumontite and magnetite, from Dashkesan Co-Fe deposit, Daşkəsən District, Azerbaijan © Rob Lavinsky, iRocks.com – CC-BY-SA-3.0	1	0	—	Mineral, Orthophosphate , Phosphate
Chlorargyrite	AgCl	Embolite (series)	—	Chlorargyrite Chlorargyrite from Silver King Mine, Trojan District, Providence Mts, San Bernardino County, California, USA © Rob Lavinsky, iRocks.com – CC-BY-SA-3.0	4	0	—	Mineral, Halide
Chlorine	Cl	—	—		6	0	—	Element
Chlorite (group)	—	—	Chlorite, Mg, Fe, Baileychlore, Borocookeite, Glagolevite, Franklinfurnaceite, Nimite, Chamosite, Donbassite, Sudoite, Cookeite, Gonyerite, Pennantite, Clinochlore		0	0	—	Group , Silicate
Chlorospodiosite	Ca₂PO₄Cl	—	—		1	0	—	Orthophosphate , Phosphate
Chondrodite	Mg₅(SiO₄)₂F₂	Humite (subgroup)	—	Chondrodite Chondrodite specimen from Tilly Foster mine, Brewster, Putnam County, New York, USA © Photo by Rob Lavinsky, iRocks.com – CC-BY-SA-3.0	0	0	—	Mineral, Silicate
Chromatite	CaCr^VIO₄	—	—		8	0	—	Mineral
Chromite	Fe^IICr₂O₄	Spinel (subgroup)	—	Chromite Chromite specimen from Mtoroshanga (Mutorashanga), Mashonaland West, Zimbabwe. Field of view 8 mm. © Photo by Leon Hupperichs (via Wikimedia Commons), CC-BY-SA 3.0	2	1	CL	Mineral
Chromium	Cr	—	—	Chromium A piece of chromium metal © Photo by Jurii (http://images-of-elements.com/chromium.php) via Wikimedia Commons, CC-BY 3.0	11	2	SXES	Metal , Mineral , Element
Chromium(III) oxide	Cr₂O₃	—	Eskolaite	Chromium(III) oxide Chromium(III) oxide in a vial © Photo by W. Oelen (http://woelen.homescience.net/science/index.html) via Wikimedia Commons, CC-BY-SA 3.0	0	1	SXES	Simple oxide , Synthetic , Compound
Chromium-dravite	NaMg₃Cr₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	Tourmaline	—		0	0	—	Mineral, Silicate , Hydroxide , Borate
Chromo-alumino-povondraite	NaCr₃(Al₄Mg₂)(Si₆O₁₈)(BO₃)₃(OH)₃O	Tourmaline	—		0	0	—	Mineral, Hydroxide , Borate , Aluminosilicate
Chromum oxyhydroxide	CrOOH	—	—		2	0	—	Hydroxide, Compound
Chrysoberyl	BeAl₂O₄	—	—	Chrysoberyl Chrysoberyl with 'star' form, from Governador Valadares, Doce valley, Minas Gerais, Brazil. Size: 7.33cm © Photo by Matteo Chinellato (via Wikimedia Commons), CC-BY-SA 3.0	2	0	—	Mineral