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Apophyllite

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SHS182651

Apophyllite

ex Collection Dr. Brandt (Northeim/Germany)
With Antique Label

Description Tabs

Description
Locality: 
Ústí nad Labem Region, Czech Republic
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 4.8 × 4 cm
Description

Nice apophyllite crystals on matrix

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