altaite

minerale

Key facts

Mineral.name: Altaite
Mineral.category: Telluride mineral
Mineral.image: Altaite-170094.jpg
Mineral.caption: Silvery veins and flecks of altaite throughout the matrix from the Hilltop Mine, Organ District, Doña Ana County, New Mexico (size: 3.5 × 2.9 × 1.9 cm)
Mineral.formula: PbTe
Mineral.IMAsymbol: Alt
Mineral.molweight: 334.8 g/mol
Mineral.strunz: 2.CD.10
Mineral.system: Isometric
Mineral.class: Hexoctahedral (mm) H-M symbol: (4/m 2/m)
Mineral.symmetry: Fmm
Mineral.color: tin white to yellowish white; tarnishing to bronze yellow
Mineral.habit: include cubic and octahedral crystals; but much more commonly found in massive and granular forms
Mineral.cleavage: perfect in three directions forming cubes
Mineral.fracture: Uneven
Mineral.mohs: 2.5 – 3
Mineral.luster: metallic
Mineral.streak: Black

via Wikipedia infobox

Wikidata facts

Has part: lead telluride
Named after: Altai
Image: Altaite in rock Lead Telluride Hilltop Mine Organ Mountains Dona Ana County New Mexico 2261.jpg

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chemical formula: PbTe
Commons category: Altaite
Nickel-Strunz 9th edition (updated 2009): 2.CD.10
Nickel-Strunz '10th ed', review of (9th ed/ 2009 update): 2.CD.10
streak color: black
crystal system: cubic crystal system
IMA Mineral Symbol: Alt
Strunz 8th edition (series ID, updated): II/B.11

Sources (1)

wikidata.org

via Wikidata · CC0

Article · Italiano

La altaite è un minerale, un tellururo di piombo appartenente al gruppo della galena. Il nome deriva dai Monti Altai, in Russia. Descritta per la prima volta da Gustav Rose (1798-1873), mineralogista tedesco, nel 1837.

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