Anapaite is a very rare mineral, first discovered in Russia on the Taman Peninsula, near the city of Anapa. A valuable collectible mineral that has no practical value. The best anapaite in the world is found in Russia.
You can see anapaite stone for sale and buy it in the Minerals of Russia online store.
General | |
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Category | Phosphate minerals |
Formula (repeating unit) |
Ca2Fe2+(PO4)2·4H2O |
IMA symbol | Anp |
Strunz classification | 8.CH.10 |
Crystal system | Triclinic |
Crystal class | Pinacoidal (1) |
Space group | Triclinic H-M symbol: (1) Space group: P1 |
Unit cell | a = 6.447, b = 6.816 c = 5.898 [Å]; α = 101.64° β = 104.24°, γ = 70.76°; Z = 1 |
Identification | |
Color | Green, greenish white to colorless |
Crystal habit | Tabular to bladed crystals, radiating clusters, incrustations, fibrous, and in nodules |
Cleavage | Perfect on {001}, distinct on {010} |
Tenacity | Flexible |
Mohs scale hardness | 3.5 |
Luster | Vitreous |
Streak | White |
Diaphaneity | Transparent |
Specific gravity | 2.8 |
Optical properties | Biaxial (+) |
Refractive index | nα=1.602, nβ=1.613, nγ=1.649 |
Birefringence | δ = 0.047 |
Pleochroism | Not visible |
2V angle | Measured: 52° to 56° |