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Zemannita
EntityQ189283· pop 10· linked from 19 articles

Also known as IMA1968-009

Zemannite is a very rare oxide mineral with the chemical formula Mg0.5ZnFe3+[TeO3]3·4.5H2O. It crystallizes in the hexagonal crystal system and forms small prismatic brown crystals. Because of the rarity and small crystal size, zemannite has no applications and serves as a collector's item.

Key facts

Mineral.name
Zemannite
Mineral.category
Oxide mineral
Mineral.image
Zemannite-77637.jpg
Mineral.imagesize
260px
Mineral.IMAsymbol
Zem
Mineral.molweight
741.25 g/mol
Mineral.strunz
4.JM.05
Mineral.color
Brown
Mineral.habit
Hexagonal, prismatic
Mineral.system
Hexagonal
Mineral.class
Dipyramidal (6/m) H-M symbol: (6/m)
Mineral.symmetry
P63/m
Mineral.cleavage
None
Mineral.luster
Vitreous – adamantine
Mineral.refractive
nω = 1.85; nε = 1.93
Mineral.opticalprop
Uniaxial
Mineral.birefringence
δ = 0.08
Mineral.streak
White

via Wikipedia infobox

Wikidata facts

Image
Zemannite-77637.jpg
Show 8 more facts
Commons category
Zemannite
Nickel-Strunz 9th edition (updated 2009)
4.JM.05
Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
4.JM.05
streak color
white
IMA Mineral Symbol
Zem
chemical formula
Mg₀.₅ZnFe³⁺(Te⁴⁺O₃)₃·4.5H₂O
Strunz 8th edition (series ID, updated)
IV/G.02e
Sources (1)

via Wikidata · CC0

Article · Español

La zemannita es un mineral telurito de la clase de los minerales óxidos. Fue descubierta en 1961 en la mina Bambolla del municipio de Moctezuma, en el estado de Sonora (México),​​ siendo nombrada así en honor de , cristaloquímico austriaco. Un sinónimo es su clave: IMA1968-009.

Abstract from DBpedia / Wikipedia · CC BY-SA

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