Material Index for the Spectroscopy Database

Material Index

Name	Formula	Classifications	Members	Image	Lines	Spectra	Techniques	Tags
Realgar	AsS	—	—	Realgar Realgar specimen from Royal Reward Mine, Green River Gorge, Franklin, King Co., WA, USA © Rob Lavinsky, iRocks.com – CC-BY-SA-3.0	1	0	—	Mineral, Sulphide
Red beryl	Be₃Al₂Si₆O₁₈	Beryl	—	Red beryl Pure red beryl © Photo by Doeverbeithough (via Wikimedia Commons), CC-BY-SA-4.0	0	0	—	Aluminosilicate , Variety
Reedmergnerite	NaBSi₃O₈	Feldspar (group)	—		0	0	—	Mineral, Borosilicate
Reidite	ZrSiO₄	Zircon (group)	—		5	1	CL/SEM	Mineral, Silicate
Reinhardbraunsite	Ca₅(SiO₄)₂(OH)₂	Chegemite (subgroup)	—		0	0	—	Mineral, Hydroxide , Silicate
Renardite	Pb(UO₂)₄(PO₄)₂(OH)₄·7H₂O	—	—		4	0	—	Uranyl , Mineral, Hydroxide , Hydrated , Phosphate , Orthophosphate
Rhabdophane-(La)	La(PO₄)·H₂O	REE phosphate	—		0	0	—	Hydrated , Mineral, Orthophosphate , Phosphate
Rhenium	Re	—	—		15	2	SXES	Metal , Element
Rhodium	Rh	—	—		11	2	SXES	Metal , Mineral , Element
Rhodizite	KBe₄Al₄(B₁₁Be)O₂₈	—	—	Rhodizite Rhodizite (yellow, 1.7cm) with pink and dark green bicolor Tourmaline, from Tetezantsio-Andoabatokely Pegmatite Field, Andrembesoa Commune, Betafo District, Vakinankaratra Region, Antananarivo Province, Madagascar © Rob Lavinsky, iRocks.com – CC-BY-SA-3.0	6	0	—	Mineral
Rhodochrosite	(Mn,Ca,Mg)CO₃, MnCO₃	Calcite (group)	—	Rhodochrosite Rhodochrosite specimen from N'Chwaning Mines, Kuruman, Kalahari manganese field, Northern Cape Province, South Africa © Photo by Chip Clark, via Smithsonian National Museum of Natural History	1	0	—	Mineral, Carbonate
Rhodonite	CaMn₄Si₅O₁₅	Rhodonite (group), Pyroxenoid	—	Rhodonite Rhodonite specimen from Conselheiro Lafaiete, Minas Gerais, Southeast Region, Brazil. Size: 8.4 x 5.2 x 2.8 cm. © Rob Lavinsky, iRocks.com – CC-BY-SA-3.0	1	3	Reflectance, SXES	Mineral, Silicate
Rhodonite (group)	(Ca,Mn,Fe)SiO₃	—	Rhodonite, Ferrorhodonite, Vittinkiite		0	0	—	Silicate , Group
Ribbeite	Mn^II₅(SiO₄)₂(OH)₂	Leucophoenicite (subgroup)	—		0	0	—	Mineral, Hydroxide , Silicate
Richterite	Na(NaCa)Mg₅Si₈O₂₂(OH)₂	Richterite root name group	—	Richterite Richterite from Badakhshan (Badakshan; Badahsan) Province, Afghanistan. Size: 1.6 x 1.2 x 0.6 cm. © Rob Lavinsky, iRocks.com – CC-BY-SA-3.0	6	0	—	Mineral, Hydroxide , Silicate