mineral
Blue Apatite
Ca5(PO4)3(F,Cl,OH)
AI-generated identification · may be incorrectHardness of 5 on the Mohs scale, vitreous to sub-resinous luster, hexagonal crystal system, distinct to poor cleavage, specific gravity of approximately 3.1-3.2, vibrant blue to teal color.
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Physical properties
Hardness of 5 on the Mohs scale, vitreous to sub-resinous luster, hexagonal crystal system, distinct to poor cleavage, specific gravity of approximately 3.1-3.2, vibrant blue to teal color.
Formation & geological history
Forms in igneous, metamorphic, and sedimentary environments, often crystallizing in pegmatites, hydrothermal veins, and carbonatites.
Uses & applications
Primarily used as a source of phosphorus for fertilizer production, occasionally cut as a gemstone for collectors, and utilized in metaphysical practices.
Geological facts
Apatite is the defining mineral for a hardness of 5 on the Mohs scale. It is also the main component of teeth and bones in vertebrates.
Field identification & locations
Identified by its distinct blue-green color, hexagonal crystal form, and a Mohs hardness of 5. Commonly found in Madagascar, Brazil, Mexico, and Myanmar.
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Septarian Pebble
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