Nr. 100315867

Astrophyllit poliert - Höhe: 46.8 mm - Breite: 46.8 mm- 160 g - (1)
Nr. 100315867

Astrophyllit poliert - Höhe: 46.8 mm - Breite: 46.8 mm- 160 g - (1)
Price includes duties in the USA!
Amazing Shining Astrophyllite in Albite Ball from Hibini Mountain!!!!
Deposit:Koshva quarry,Hibini mountain,Kola peninsula, Russia.
D:47мм
Formula:K2NaFe2+7Ti2Si8O26(OH)4F
Colour:Bronze-yellow, golden yellow, brown to reddish brown
Lustre:Greasy, Pearly, Sub-Metallic
Hardness:3
Specific Gravity:3.2 - 3.4
Crystal System:Triclinic
Member of:Astrophyllite Group > Astrophyllite Supergroup
Name:From the Greek άστρον ("astron") for "star" and φύλλον ("phyllon") for "leaf", in allusion to its habit of starburst-like sprays and micaceous cleavage. It was named by the German chemist, geologist and mineralogist Carl Johan August Theodor Scheerer (1813-1875) in 1854.
Type Locality:ⓘ Låven, Larvik, Vestfold, Norway
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