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Tourmaline

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ESM733488

Tourmaline

Description Tabs

Description
Locality: 
Himalaya Mine, San Diego County, California, United States of America
Class: 
Single Crystal
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2 × 2 cm
Description

A doubly terminated bi-colored green and pink tourmaline crystal

Mineral Data
What's on the rock

Tourmaline

Formula: 
A(D3)G6(T6O18)(BO3)3X3Z
Crystal System: 
Trigonal
Hardness: 
7