mineral
Amazonite in Matrix
Microcline feldspar (KAlSi3O8)
AI-generated identification · may be incorrectHardness of 6 on the Mohs scale, vibrant turquoise to bluish-green color with white striations, vitreous luster, and good cleavage in two directions.
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Physical properties
Hardness of 6 on the Mohs scale, vibrant turquoise to bluish-green color with white striations, vitreous luster, and good cleavage in two directions.
Formation & geological history
Formed in pegmatites and granitic rocks through hydrothermal activity and slow cooling of magma.
Uses & applications
Used primarily as a semi-precious gemstone in cabochons, beads, decorative carvings, and mineral collecting.
Geological facts
The vibrant blue-green color was historically attributed to copper, but is now known to be caused by trace amounts of lead and water.
Field identification & locations
Identified by its distinctive microcline grid-like twinning and vivid turquoise color embedded in host rock, commonly sourced from Russia, Colorado, and Madagascar.
