Zoisite (Var. Tanzanite), 8.5 x 4.0 x 2.0 cm, Merelani Hills (Mererani), Lelatema Mts, Arusha Region, Tanzania. © Rob Lavinsky, www.iRocks.com. Used with permission.

Tanzanite (Zoisite) - Natural, Specimen, Blue - International Gem Society

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Tanzanite (Zoisite) – Natural, Specimen, Blue

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Tanzanite (Zoisite)

Zoisite

<a href="https://www.irocks.com/minerals/specimen/37281" target="_blank" rel="external noopener nofollow" data-wpel-link="external">Zoisite (Var. Tanzanite),</a> 8.5 x 4.0 x 2.0 cm, Merelani Hills (Mererani), Lelatema Mts, Arusha Region, Tanzania. © Rob Lavinsky, <a href="https://www.irocks.com/" target="_blank" rel="external noopener nofollow" data-wpel-link="external">www.iRocks.com</a>. Used with permission.

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Gemstone	Tanzanite (Zoisite), Zoisite
Natural or man made	Natural
Origin	Tanzania
Origin details	Merelani Hills (Mererani), Lelatema Mts, Arusha Region
Height	85
Width	40
Depth	20
Gem State	Specimen
Color	Blue
Transparency	Transparent
Photo phenomena	Birefringence
Photo pleochroism	Trichroic (3 colors)