Material Index for the Spectroscopy Database

Material Index

Name	Formula	Classifications	Members	Image	Specimens	Lines	Spectra	Techniques	Tags
Ulexite	NaCaB₅O₆(OH)₆·5H₂O	Minerals containing OH, Minerals containing H2O	—	Ulexite Ulexite on calcite, from Boron, Kramer District, Kern County, California, USA. Size: 6.9 x 5 x 3.1 cm Rob Lavinsky, iRocks.com – CC-BY-SA-3.0	0	7	0	PL, PL/XL	Hydroxide , Mineral, Hydrated
Ullmannite	NiSbS	—	—		1	0	0	—	Mineral, Sulphide
Umbite	K₂ZrSi₃O₉·H₂O	Minerals containing H2O	—	Umbite Pinkish white crystals of the rare zirconium mineral umbite named after the Lake Umb, 20km east of the type occurrence in Vuonnemiok River Valley (Khibiny Massif, Murmansk Oblast, Russian Federation) Photo by David Hospital (via Wikimedia Commons), CC-BY-SA 4.0	0	2	0	PL	Mineral, Silicate , Hydrated
Umohoite	(UO₂)(MoO₄)·2H₂O	Minerals containing Mo[VI]O4, Minerals containing H2O, Uranyl molybdate	—	Umohoite Red-brown Umohoite from Mas d´Allary, Herault, Languedoc-Roussillon, France, FOV: 1.5 mm Photo (C) 2016 Weirdmeister (via Wikimedia Commons), CC-BY-SA 4	0	3	0	PL	Mineral, Uranyl , Hydrated , Molybdate
Uraninite	UO₂	Uranium dioxide, Uraninite (group)	—	Uraninite Uraninite specimen from Swamp #1 quarry, Topsham, Sagadahoc County, Maine, USA. Size: 2.7 x 2.4 x 1.4 cm Rob Lavinsky, iRocks.com – CC-BY-SA-3.0	1	0	1	SXES	Mineral, Uranyl , Simple oxide
Uranium	U	—	—	Uranium ENRICHED URANIUM PRODUCED AT LLNL PLANT WAS COLLECTED AS NUGGETS THE SIZE AND THICKNESS OF SEVERAL QUARTERS. Photo courtesy of the U.S. Department of Energy. Public domain.	1	41	2	SXES	Metal , Element
Uranocircite	Ba(UO₂)₂(PO₄)₂·12(H₂O)	Minerals containing PO4, Autunite (group), Minerals containing H2O	—	Uranocircite Uranocircite specimen from São Pedro claim, Malacacheta, Mucuri valley, Minas Gerais, Southeast Region, Brazil. Size: 2.7 x 2.1 x 1.0 cm. Rob Lavinsky, iRocks.com – CC-BY-SA-3.0	0	9	0	PL	Mineral, Orthophosphate , Phosphate , Uranyl , Hydrated
Uranophane (group)	—	Nesosilicate	Boltwoodite, Uranophane, Parauranophane, Natroboltwoodite, Boltwoodite, Na	Uranophane (group) Uranophane-alpha (light yellow radiating spheres) and Uranophane-beta (dark yellow, fan-like, thick needles) on Granite from Miedzianka in Krkonoše near Janowice Wielkie in Poland (Width: 11.5 mm) Photo by F. Rohowski (via Wikimedia Commons), CC-BY-SA 3.0	0	3	0	PL	Hydroxide , Silicate , Hydrated , Group , Uranyl
Uranopilite	(UO₂)₆(SO₄)O₂(OH)₆·14H₂O	Minerals containing OH, Minerals containing SO4, Minerals containing H2O	—	Uranopilite Fluorescent uranopilite on coffinite/pitchblende, Les Mares III, Lodeve, Languedoc Roussillon, France Photo by Weirdmeister (via Wikimedia Commons), CC-BY-SA 4.0	0	5	0	PL	Hydroxide , Mineral, Sulphate , Uranyl , Hydrated
Uranosphaerite	Bi(UO₂)O₂(OH)	Minerals containing OH	—		0	1	0	PL	Mineral, Uranyl , Hydroxide
Uranospinite	Ca(UO₂)₂(AsO₄)₂·10(H₂O), Ca(UO₂)₂(AsO₄)₂·10H₂O	Autunite (group), Minerals containing AsO4, Minerals containing H2O	—	Uranospinite Specimen of uranospinite from Montoso Quarries, Bagnolo Piemonte, Cuneo Province, Piedmont, Italy. Field of view: 2.78 mm Photo by Beppe Finello (via Wikimedia Commons), CC-BY-SA 3.0	0	41	0	PL	Mineral, Arsenate , Hydrated , Uranyl
Uranyl molybdate	(UO₂)(MoO₄)₃(OH)₂·12(H₂O),	Uranyl molybdate	Calcurmolite, Umohoite, Iriginite, Uranyl molybdate, Ca-Na		0	4	0	PL	Compound
Ursilite	Mg₄(UO₂)₄(Si₂O₅)_5.5(OH)₅·13H₂O	Minerals containing OH, Minerals containing H2O	Magnioursilite		0	5	0	PL	Hydroxide , Mineral, Silicate , Uranyl , Hydrated
Ussingite	Na₂AlSi₃O₈(OH)	Minerals containing OH	—	Ussingite A 3.9 by 2.7 cms mass of lilac Ussingite with some yellowish Vuonnemite, from Umbozero mine, Lovozero Massif, Kola Peninsula, Russia Photo by John Sobolewski (via Wikimedia Commons), CC-BY 3.0	1	0	0	—	Hydroxide , Mineral, Aluminosilicate
Uvarovite	Ca₃Cr₂(SiO₄)₃	Minerals containing SiO4, Garnet	—		3	0	0	—	Mineral, Silicate