Olivine Volcanic Bomb | Lava Rock Crystal | 31.7 gr | Mt Shadwell Volcano, Australia Pyrite from Bolivia This hard to acquire piece

This hard to acquire piece displays very well with its diamond lap finish and this high quality specimen would make an amazing addition to any new or existing collection

Origin:  Thailand

Weight: 215 gr / 7

Origin: China

Origin: Mogok

Olivine Volcanic Bomb | Lava Rock Crystal | 31.7 gr | Mt Shadwell Volcano, Australia Pyrite from Bolivia This hard to acquire pieceAn olivine volcanic bomb is a type of volcanic rock that contains olivine crystals and has been ejected during a volcanic eruption. Olivine is a mineral that is commonly found in the Earth's mantle and is one of the first minerals to crystallize as magma cools. Volcanic bombs are large clots of lava that are ejected from a volcano during an explosive eruption. They can vary in size, and their shapes are often streamlined due to their molten nature as