Hureaulite and Andradite Physical Properties

Hureaulite

Andradite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.193.70-4.10

1 7.18

1.5 Fracture

Brittle, Uneven

Conchoidal, Uneven, Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{???} Distinct

none

1.7 Mohs Hardness

3.56.5-7

2 10

1.8 Chemical Composition

Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Hureaulite and Andradite Chemical Formula

While comparing Hureaulite and Andradite 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 Hureaulite and Andradite chemical formula.

Chemical formula of Hureaulite- Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Andradite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Compare Violet Gemstones

Hureaulite Vs Lepidolite

Hureaulite Vs Meionite

Hureaulite Vs Marialite

Hureaulite and Andradite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hureaulite and Andradite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hureaulite and Andradite Optical Properties during the identification of gemstone. Specific gravity of Hureaulite is 3.70-4.10 whereas that of Andradite is 3.70-4.10.