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// Workers AI · dad joke modeWhat did the umbite say? Bite me.

From Wikipedia, the free encyclopedia
Umbite
Pinkish white crystals of the rare zirconium mineral umbyte named after the Lake Umb, 20 km east of the type occurrence in Vuonnemiok River Valley (Khibiny Massif, Murmansk Oblast, Russian Federation.
General
CategoryInosilicates
FormulaK2ZrSi3O9·H2O
IMA symbolUmb[1]
Strunz classification9.DG.25
Crystal systemOrthorhombic
Crystal classDisphenoidal (222)
H-M symbol: (222)
Space groupP212121
Unit cella = 10.2 Å, b = 13.24 Å
c = 7.17 Å; Z = 4
Identification
Colorcolorless, light yellow
Lustervitreous
References[2]

Umbite (chemical formula K2(Zr,Ti)Si3O9·H2O) is a potassium zirconosilicate mineral found in northern Russia. Named after Lake Umb (Lake Umbozero), its type locality is Vuonnemiok River Valley, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia.[3][4]

References

[edit]
  1. Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85 (3): 291–320. Bibcode:2021MinM...85..291W. doi:10.1180/mgm.2021.43. S2CID 235729616.
  2. Mindat
  3. Webmineral.com - Umbite
  4. "Handbook of Mineralogy (HOM - MSA) - Umbite" (PDF). Archived from the original (PDF) on 2019-05-08. Retrieved 2013-01-25.