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Sylvite Psm Langbeinite

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TWH549151

Sylvite Psm Langbeinite

Pseudomorph

Description Tabs

Description
Locality: 
Carlsbad Caverns, Eddy County, New Mexico, United States of America
Class: 
Single Crystal
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2.5 × 2.8 cm
Description

sylvite pseudomorphs after langbeinite showing the typical form of a modified tetrahedron.

Mineral Data
What's on the rock

Sylvite

Formula: 
KCl
Strunz: 
3.AA.20
Crystal System: 
Isometric
Hardness: 
1.5 - 2.0
Streak: 
White
Type Locality: 
Mt Vesuvius, Somma-Vesuvius Complex, Naples Province, Campania, Italy

Langbeinite

Formula: 
K2Mg2(SO4)3
Strunz: 
7.AC.10
Hardness: 
3.5 - 4.0
Type Locality: 
Wilhelmshall, Halberstadt, Saxony-Anhalt, Germany
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