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Pumpellyite-(Mg)

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RGR759138

Pumpellyite-(Mg)

Description Tabs

Description
Locality: 
Obří důl, Krkonoše Mountains, Hradec Králové Region, Czech Republic
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 5 × 2.5 cm
Description

Very good aesthetics specimen with Pumpellyite. Water clear thin quartz crystals with deep green aggregates Pumpellyite and white single crystals of albite.

Mineral Data
What's on the rock

Pumpellyite-(Mg)

Formula: 
Ca2MgAl2(Si2O7)(SiO4)(OH)2·H2O
Strunz: 
9.BG.20
Crystal System: 
Monoclinic
Hardness: 
5.5
Streak: 
White
Type Locality: 
Keweenaw Co., Michigan, USA
Not Sold
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