mineral
Blue Apatite
Fluorapatite (Ca5(PO4)3(F,Cl,OH))
AI-generated identification · may be incorrectHardness of 5 on the Mohs scale, vibrant neon blue to teal color, vitreous luster, hexagonal crystal system, and poor cleavage.
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Physical properties
Hardness of 5 on the Mohs scale, vibrant neon blue to teal color, vitreous luster, hexagonal crystal system, and poor cleavage.
Formation & geological history
Forms in igneous, metamorphic, and sedimentary environments, often crystallizing from phosphorus-rich hydrothermal fluids and pegmatites.
Uses & applications
Primarily used as a gemstone in jewelry, a mineral specimen for collectors, and as the main source of phosphorus for agricultural fertilizers.
Geological facts
Apatite is the defining mineral for a hardness of 5 on the Mohs scale. It is also chemically identical to the primary mineral component of human teeth and bones.
Field identification & locations
Identified by its distinctive bright blue color, moderate hardness, and lack of strong cleavage. Commonly found in Madagascar, Brazil, and Mexico.
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