Darwin Glass Mix Coastal a lovely flat cut black

a lovely flat cut black opal

The stone size is 19mm x 13mm

60mm width 56mm length 20mm height

These crystals were from a find in the mid 2000's and are not widley avalible now

Darwin Glass Mix Coastal a lovely flat cut blackThe day it rained glass. Around 800 thousand years ago a large nickel iron meteorite that was once part of the core of an ancient planet slammed into the isolated west coast of Tasmania south of Queenstown, forming a large impact crater. This big old lump of space rock was travelling at an estimated 22 thousand kilometers per second. Before it had even hit the ground the heat and pressure waves generated from its passage through the Earths atmosphere