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Calcite

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MEX770564

Calcite

Fluorescent

Description Tabs

Description
Locality: 
Terlingua District, Brewster County, Texas, United States of America
Class: 
Massive/Crystalline
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 4 × 3 cm
Weight: 
76.00gr
Description

Intensive color change from bright blue under shortwave to pink under longwave. The specimen shows to a short phosphorescence.

Mineral Data
What's on the rock

Calcite

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