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Apophyllite

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MGR718989

Apophyllite

Description Tabs

Description
Locality: 
Noril'sk, Putoran Plateau, Taimyr Peninsula, Krasnoyarsk Krai, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.8 × 5.1 × 2.3 cm
Description

Apopyllite developed thin tabula crystals, they are water clear, razor sharp and highly lustrous. Apophyllite from the locality represents a great rarity. This is not just a sample, the specimen features the mineral in the very best way. Although the crystals look very fragile the specimen is in great condition damage vise.

Mineral Data
What's on the rock

Apophyllite

Synonym Of: 

Fluorapophyllite-(K)

Formula: 
KCa4(Si8O20)(F,OH)·8H2O
Strunz: 
9.EA.15
Hardness: 
4.5 - 5.0

Fluorapophyllite-(Na)

Formula: 
NaCa4(Si8O20)F·8H2O
Strunz: 
9.EA.15
Hardness: 
4.0 - 5.0

Hydroxyapophyllite-(K)

Formula: 
KCa4(Si8O20)(OH,F)·8H2O
Strunz: 
9.EA.15
Hardness: 
4.0 - 5.0
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