13mm Round Natural Black Hematite Faceted Checkerboard Top Flat Bottom Gemstone

Description

Primary Stone / Hematite
Gemstone: Hematite
Gemstone Family: Hematite
Gemstone Count: 1
Average Weight: 12 Carats
Gemstone Shape: Round with a flat bottom
Primary Color: black
Color: Black
Composition: Natural
Dimensions: 13mm
Hematite Gemological Properties:
Chemical Formula:
Fe2O3, Iron oxide
Crystal Structure:
Trigonal - mostly platy
Color:
Black, black-gray, brown-red
Hardness:
5.5 to 6.5 on the Mohs scale
Refractive Index:
2.940 to 3.220
Density:
5.12 to 5.28
Cleavage:
None
Transparency:
Opaque
Double Refraction
-0.287
Luster:
Metallic; iron
Fluorescence:
None
Froo www.froo.com | Froo Cross Sell, Free Cross Sell, Cross promote, eBay Marketing, eBay listing Apps, eBay Apps, eBay Application