Grandidierite and Pyrope Almandine Physical Properties

Grandidierite

Pyrope Almandine

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.85-3.003.62-4.20

1 7.18

1.5 Fracture

Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven

ConchoidalGemdat.org, Management Team (2012), ConchoidalGemdat.org, Management Team (2012)

1.6 Cleavage

Perfect

Not Available

1.7 Mohs Hardness

7.57-7.5

2 10

1.8 Chemical Composition

(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

(Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)

Grandidierite and Pyrope Almandine Chemical Formula

While comparing Grandidierite and Pyrope Almandine 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 Grandidierite and Pyrope Almandine chemical formula.

Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Chemical formula of Pyrope Almandine- (Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)

Compare Green Gemstones

Grandidierite Vs Hydrogrossular

Grandidierite Vs Hiddenite

Grandidierite Vs Hurlbutite

Grandidierite and Pyrope Almandine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Grandidierite and Pyrope Almandine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grandidierite and Pyrope Almandine Optical Properties during the identification of gemstone. Specific gravity of Grandidierite is 3.62-4.20 whereas that of Pyrope Almandine is 3.62-4.20.