Danburite and Pyrophyllite Physical Properties

Danburite

Pyrophyllite

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.97-3.032.65-2.90

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

Gemstones (2009), Flexible Flexible fragments.

1.6 Cleavage

{001} Poor

{001} Perfect

1.7 Mohs Hardness

7Not Available

2 10

1.8 Chemical Composition

CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Danburite and Pyrophyllite Chemical Formula

While comparing Danburite and Pyrophyllite 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 Danburite and Pyrophyllite chemical formula.

Chemical formula of Danburite- CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Yellow Gemstones

Danburite Vs Elbaite

Danburite Vs Enstatite

Danburite Vs Eosphorite

Danburite and Pyrophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Danburite and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Danburite and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Danburite is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.