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Anthophyllite & Vermiculite

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CAM520159

Anthophyllite & Vermiculite

Description Tabs

Description
Locality: 
Paakkila Mine, Tuusniemi, Northern Savonia, Finland
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.7 × 7 × 3.7 cm
Description

An excellent piece from Finland with a rich coverage of yellowish white sprays of anthophyllite on a micaceous greenish brown vermiculite matrix.
Collected in the 1970's.

Mineral Data
What's on the rock

Anthophyllite

Formula: 
☐{Mg2}{Mg5}(Si8O22)(OH)2
Strunz: 
9.DE.05
Crystal System: 
Orthorhombic - Dipyramidal
Hardness: 
5.5 - 6.0
Type Locality: 
Kjennerudvann Anthophyllite Prospect, Kjennerudvann, Kongsberg, Buskerud, Norway

Vermiculite

Formula: 
(Mg,Fe,Al)3((Al,Si)4O10)(OH)2·4H2O
Strunz: 
9.EC.50
Hardness: 
1.5 - 2.0
Type Locality: 
Millbury, Worcester Co., Massachusetts, USA
Cartils Minerals

Seller Information

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