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CA2(MG FE)5SI8O22(OH)2 [1 record]

Record 1 2011-02-07

English

Subject field(s)
  • Mineralogy
  • Asbestos Mining
Universal entry(ies)
Ca2(Mg,Fe)5Si8O22(OH)2
formula, see observation
DEF

A green mineral of the amphibole group consisting of calcium magnesium iron silicate.

OBS

actinolite: ... from the Greek "aktis," ray, and "lithos," stone, in allusion to its common occurrence as bundles of radiating needles.

OBS

Chemical formula: Ca2(Mg,Fe)5Si8O22(OH)2

OBS

actinolite: term used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Minéralogie
  • Mines d'amiante
Entrée(s) universelle(s)
Ca2(Mg,Fe)5Si8O22(OH)2
formula, see observation
DEF

Amphibole calcaire, magnésienne et ferrifère, monoclinique, isomorphe de la trémolite, de couleur vert olive à vert foncé, caractéristique du faciès métamorphique à albite et épidote.

CONT

L'amiante amphibole se compose d'une variété fibreuse de trémolite, silicate hydraté de calcium et magnésium [...]; la variété connue sous le nom d'actinolite, contient un pourcentage de fer ferreux égal à 15 à 20 %.

CONT

L'actinote est une amphibole fortement magnésienne et non alumineuse.

OBS

Formule chimique : Ca2(Mg,Fe)5Si8O22(OH)2

OBS

actinote : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

Campo(s) temático(s)
  • Mineralogía
  • Minas de amianto
Entrada(s) universal(es)
Ca2(Mg,Fe)5Si8O22(OH)2
formula, see observation
DEF

Anfíbol cálcico, férrico y magnésico que es una variedad isomorfa de la tremolita; es un mineral verde oscuro que cristaliza en el sistema monoclínico.

OBS

Fórmula química: Ca2(Mg,Fe)5Si8O22(OH)2

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