Rough Indigo Gabbro / 1-2" AVG - 1 KILO LOT Menu Tektites Size Range Avg 1 inch

Size Range Avg 1 inch

This collection is an assortment of rounded band rings made of gemstones from all over the world

in making glass and ceramics

Obsidian is a kind of glass that forms when volcanic lava rapidly cools in the open air without forming any specific crystalline structures

This listing includes natural stones

Rough Indigo Gabbro / 1-2" AVG - 1 KILO LOT Menu Tektites Size Range Avg 1 inchQuantity: 1 kilogram Average size range: 1 to 2 inches Gabbro is a coarse igneous rock that cooled over long periods of time, as opposed to the related but much faster cooled basalt. Indigo gabbro is a special kind of gabbro that also contains a wide variety of other minerals like quartz and feldspar as inclusions, giving it a more distinctive mottled appearance.