Afwillita

Mineral nesosilicato de calcio

Key facts

Mineral.name: Afwillite
Mineral.category: Nesosilicates
Mineral.image: Afwillite 2 on rock Hydrous calcium silicate Crestmore Quarry Riverside California 2068.jpg
Mineral.caption: Afwillite from Crestmore Quarry, Riverside County, California
Mineral.formula: Ca3(SiO3OH)2·2H2O
Mineral.IMAsymbol: Afw
Mineral.strunz: 9.AG.75
Mineral.system: Monoclinic
Mineral.class: Domatic (m) (same H-M symbol)
Mineral.symmetry: Cc
Mineral.unit cell: a = 16.278(1), b = 5.6321(4) c = 13.236(1) [Å]; β = 134.9°; Z = 4
Mineral.color: Colorless, white
Mineral.habit: Prismatic (striated), tabular, radial fibrous, massive
Mineral.cleavage: Perfect along [10], good along [100]
Mineral.fracture: Conchoidal
Mineral.tenacity: Brittle
Mineral.mohs: 3–4
Mineral.luster: Vitreous

via Wikipedia infobox

Wikidata facts

Image: Afwillite-356015.jpg

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Nickel-Strunz '10th ed', review of (9th ed/ 2009 update): 9.AG.75
crystal system: monoclinic crystal system
Commons category: Afwillite
Nickel-Strunz 9th edition (updated 2009): 9.AG.75
streak color: white
IMA Mineral Symbol: Afw
chemical formula: Ca₃[SiO₃(OH)]₂·2H₂O
Strunz 8th edition (series ID, updated): VIII/A’.06b

Sources (1)

wikidata.org

via Wikidata · CC0

Article · Español

La afwillita es un mineral de la clase de los nesosilicatos. Fue descubierta en 1925 en Kimberley (Sudáfrica), siendo nombrada así en honor de A.F. Williams, prospector de diamantes.

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