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Calcite Psm Gaylussite

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SHS42184

Calcite Psm Gaylussite

Description Tabs

Description
Locality: 
Lake Lahontan, Fernley, Lyon County, Nevada, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.7 × 3.8 × 2.7 cm
Description

Brown pseudomorphs calcite var. thinolite pseudomorph gaylussite

Mineral Data
What's on the rock

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Gaylussite

Formula: 
Na2Ca(CO3)2·5H2O
Strunz: 
5.CB.35
Crystal System: 
Monoclinic
Hardness: 
2.5
Type Locality: 
Lagunilla, Mérida, Venezuela