Eosphorite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
5.0
Specific Gravity
3.05 – 3.08
Refractive Index
1.639 – 1.672
Crystal System
Monoclinic
Luster
Vitreous
Color
various
Birefringence
0.025
Mohs Hardness
| Mohs | Reference mineral | Eosphorite |
|---|---|---|
| 1 | Talc | |
| 2 | Gypsum | |
| 3 | Calcite | |
| 4 | Fluorite | |
| 5 | Apatite | ● |
| 6 | Orthoclase | |
| 7 | Quartz | |
| 8 | Topaz | |
| 9 | Corundum | |
| 10 | Diamond |
Crystal System
Value & Market
Price Tier
Budget (< $50/ct)
Where to Buy Eosphorite
Blue Nile
Fine jewelry retailer
James Allen
Gemstone jewelry
Brilliant Earth
Ethically sourced gems
Amazon
Wide selection
Links may earn a commission at no extra cost to you.
About Eosphorite
Eosphorite is a pink to pinkish-brown manganese aluminum phosphate hydroxide mineral forming small, prismatic to tabular crystals in manganese- and phosphate-rich granitic pegmatites. Named after Eos, the Greek goddess of dawn, it forms in association with other phosphate minerals including childrenite and is found at Hebron, Maine, and Minas Gerais, Brazil. Transparent pink material is occasionally faceted as a delicate collector gem.
On this page
Jewelry Use
Durability
4/10
Science FYI Family
Frequently Asked Questions
What is Eosphorite?
Eosphorite is a pink to pinkish-brown manganese aluminum phosphate hydroxide mineral forming small, prismatic to tabular crystals in manganese- and phosphate-rich granitic pegmatites. Named after Eos, the Greek goddess of dawn, it forms in association with other phosphate minerals including children
What is the hardness of Eosphorite?
Eosphorite has a Mohs hardness of 5.0, making it moderate for use in jewelry.
What color is Eosphorite?
Eosphorite is primarily Various.
How much does Eosphorite cost?
Eosphorite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Eosphorite?
Eosphorite belongs to the Monoclinic crystal system.