mineral
Blue Apatite
Fluorapatite (Ca5(PO4)3(F,Cl,OH))
AI-generated identification · may be incorrectHardness of 5 on the Mohs scale, vibrant blue to neon cyan color, vitreous to sub-resinous luster, and hexagonal crystal system.
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Physical properties
Hardness of 5 on the Mohs scale, vibrant blue to neon cyan color, vitreous to sub-resinous luster, and hexagonal crystal system.
Formation & geological history
Forms in igneous, metamorphic, and sedimentary environments through the crystallization of phosphate-rich fluids.
Uses & applications
Used primarily in fertilizer production, as a source of phosphorus, and as a collector's mineral or occasional gemstone.
Geological facts
Apatite is the defining mineral for the 5th point on the Mohs hardness scale and is chemically similar to the material of human teeth and bones.
Field identification & locations
Identified by its distinct blue color, hexagonal prism habit, and characteristic Mohs hardness of 5. Found in Madagascar, Brazil, and Mexico.
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Other mineral specimens
Gneiss or Schist
Gneiss or Mica Schist with Garnet
Metamorphic
Sandstone (with potential mineral staining/concretions)
Arenite (SiO2 based)
sedimentary
Tumbled granite
Granite, a coarse-grained felsic intrusive igneous rock
igneous
Pegmatite with Tourmaline and Quartz
Igneous Pegmatite
igneous
Epidote
Epidote | Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH)
metamorphic
Granite
Granite (Phaneritic intrusive igneous rock)
igneous