mineral
Amazonite
Microcline feldspar (KAlSi3O8)
AI-generated identification · may be incorrectHardness of 6 on Mohs scale, vibrant green to blue-green color, vitreous luster, and two planes of cleavage at nearly 90 degrees.
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Physical properties
Hardness of 6 on Mohs scale, vibrant green to blue-green color, vitreous luster, and two planes of cleavage at nearly 90 degrees.
Formation & geological history
Forms in pegmatites and granitic rocks through hydrothermal processes, often crystallization from cooling magma rich in water and potassium.
Uses & applications
Used primarily in lapidary arts, ornamental carvings, and gemstone jewelry.
Geological facts
The distinctive blue-green color is caused by trace amounts of lead and water within the potassium feldspar structure.
Field identification & locations
Identified by its characteristic grid-like twinning and distinct turquoise coloration; commonly sourced from Russia, Colorado, and Brazil.
