-40%
Natural Blue Tourmaline Crystal Specimen 17gr (C56)
$ 31.67
- Description
- Size Guide
Description
Tourmaline is asix-member ring cyclosilicate
having a trigonal crystal system. It occurs as long, slender to thick prismatic and columnar crystals that are usually triangular in cross-section, often with curved striated faces. ... All hemimorphic crystals are piezoelectric, and are often pyroelectric as well
Weight :17gr
size :3.2x1.8x1.5cm
Origin : Pakistan
Quality : Good
colur :Blue
Item :Natural Blue Tourmaline Crystal Specimen
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