Blue Topaz, Rainbow, Mwami, Hurungwe, Zimbabwe

$81.88 USD

This is a beautiful thumbnail size Blue Topaz with Rainbow from Mwami Hurungwe, Zimbabwe.

Crystal Dimensions: 

2cm (0.7”) x 1cm (0.3”)


2.9 grams 

Topaz is a silicate mineral of aluminium and fluorine.

The chemical formula is

Al₂SiO₄(F, OH)₂

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