Fire Agate and Grandidierite Physical Properties

Fire Agate

Grandidierite

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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

2.60-2.642.85-3.00

1 7.18

1.5 Fracture

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

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

1.6 Cleavage

Absent

Perfect

1.7 Mohs Hardness

6.5-77.5

2 10

1.8 Chemical Composition

SiO 2Arthur Thomas , Gemstones (2009)

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

Fire Agate and Grandidierite Chemical Formula

While comparing Fire Agate and Grandidierite 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 Fire Agate and Grandidierite chemical formula.

Chemical formula of Fire Agate- SiO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Compare Brown Gemstones

Fire Agate Vs Garnet

Fire Agate Vs Gadolinium Gallium Garnet

Fire Agate Vs Friedelite

Fire Agate and Grandidierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fire Agate and Grandidierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fire Agate and Grandidierite Optical Properties during the identification of gemstone. Specific gravity of Fire Agate is 2.85-3.00 whereas that of Grandidierite is 2.85-3.00.