long before its impact origin was known

This is a must have 9

Its dimensions are  8x6x5 mm

4 Ounces (including box)  Origin: Mined in Córrego Frio mine

Olivine Volcanic Bomb | Lava Coated Crystal | 97 gr | Mt Shadwell Volcano, Australia | SO24 Idocrase long before its impact originAn 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