Grandidierite and Meionite Physical Properties

Grandidierite

Meionite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.85-3.002.78

1 7.18

1.5 Fracture

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

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

Perfect

{???} Distinct, {???} Indistinct

1.7 Mohs Hardness

7.55-6

2 10

1.8 Chemical Composition

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

3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)

Grandidierite and Meionite Chemical Formula

While comparing Grandidierite and Meionite 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 Meionite chemical formula.

Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Chemical formula of Meionite- 3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)

Compare Green Gemstones

Grandidierite Vs Hiddenite

Grandidierite Vs Hurlbutite

Grandidierite Vs Hydrogrossular

Grandidierite and Meionite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Grandidierite and Meionite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grandidierite and Meionite Optical Properties during the identification of gemstone. Specific gravity of Grandidierite is 2.78 whereas that of Meionite is 2.78.