Australite (tektite), small deformed brown metallic disc, from Uralla, Harding County, New South Wales, Australia

Australite (tektite), small, deformed brown metallic disc, from Mount William, Victoria, Australia

Tektite, variety australite, dark grey-black, almost circular, from Charlotte Waters in the Northern Territory, Australia

Tektite, variety australite, grey to black granular, from Charlotte Waters in the Northern Territory, Australia

Tektite, variety australite, dark grey-black, almost circular, from Charlotte Waters in the Northern Territory, Australia