Diamond Apophyllite Clusters / 2-6" AVG - 1 KILO LOT Menu slabs and slices and common inclusions include black

and common inclusions include black aegirine or augite and green feldspar

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Quartz is one of the most common minerals found in the Earth's crust

Size is an average guide only

illustrating the geological processes of mineral precipitation and crystallization that contribute to its diverse colors and textures

Diamond Apophyllite Clusters / 2-6" AVG - 1 KILO LOT Menu slabs and slices and common inclusions include blackQuantity: 1 kilogram Average size range: 2 to 6 inches Apophyllite is a silica based mineral typically found in vesicles or crevices in volcanic rock, typically basalt. Its name derives from the Greek word apophyllizo, meaning "it flakes off," referring to the mineral's tendency to flake apart when heated.