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Smithsonite

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minerale

Key facts

Mineral.name
Smithsonite
Mineral.category
Carbonate mineral
Mineral.image
Smithsonite-Willemite-cktsu-23a.jpg
Mineral.imagesize
260px
Mineral.formula
ZnCO3
Mineral.IMAsymbol
Smt
Mineral.strunz
5.AB.05
Mineral.system
Trigonal
Mineral.class
Hexagonal scalenohedral (m) H-M symbol: ( 2/m)
Mineral.symmetry
Rc
Mineral.unit cell
a = 4.6526(7) c = 15.0257(22) [Å]; Z = 6
Mineral.color
White, grey, yellow, green to apple-green, blue, pink, purple, bluish grey, and brown
Mineral.habit
Uncommon as crystals, typically botryoidal, reniform, spherulitic; stalactitic, earthy, compact massive
Mineral.twinning
None observed
Mineral.cleavage
Perfect on [1011]
Mineral.fracture
Uneven, sub-conchoidal
Mineral.tenacity
Brittle
Mineral.mohs
4.5

via Wikipedia infobox

Wikidata facts

Named after
James Smithson
Image
Smithsonite - USGS Mineral Specimens 016.jpg
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solid solution series with
siderite
Commons category
Smithsonite
chemical formula
ZnCO₃
Nickel-Strunz 9th edition (updated 2009)
5.AB.05
Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
5.AB.05
Mohs' hardness
5
streak color
white
IMA Mineral Symbol
Smt
Strunz 8th edition (series ID, updated)
Vb/A.02
Sources (2)

via Wikidata · CC0

Article · Italiano

La smithsonite è un minerale, carbonato di zinco, appartenente alla classe mineralogica dei Carbonati, nello specifico al gruppo della calcite, utilizzato per l'estrazione appunto dello zinco, come pietra ornamentale ed anche molto ricercata dai collezionisti di minerali.

Abstract from DBpedia / Wikipedia · CC BY-SA