Anthophyllite and Nephrite Physical Properties

Anthophyllite and Nephrite Chemical Formula

While comparing Anthophyllite and Nephrite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Anthophyllite and Nephrite chemical formula.

• Chemical formula of Anthophyllite- (Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
• Chemical formula of Nephrite- Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

Anthophyllite and Nephrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anthophyllite and Nephrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anthophyllite and Nephrite Optical Properties during the identification of gemstone. Specific gravity of Anthophyllite is 2.90-3.10 whereas that of Nephrite is 2.90-3.10.