Lot of 5 natural Ruby in Zoisite tumbled stones from Tanzania

This is a lot of 5 natural Ruby-Zoisite tumbled stones from Tanzania.
Ruby-zoisite is the natural combination of both ruby and zoisite crystals in a single specimen. It is also known as 'anyolite' , "ruby-in-zoisite" and "Tanganyika artstone".
These stones are perfect for crafting, collecting, metaphysical use, or jewelry making.
Location: Longido mining district, Tanzania.
Size: up to 1.5 Centimeters
Weigh: each lot is about 17 Grams