Holmquistite and Celestine Physical Properties

Holmquistite

Celestine

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.95-3.133.90-4.00

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

{210} Perfect

Perfect on {001}, good on {210}, poor on {010}

1.7 Mohs Hardness

5-63-3.5

2 10

1.8 Chemical Composition

Li 2[(Mg,Fe2+ ) 3Al 2]Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Holmquistite and Celestine Chemical Formula

While comparing Holmquistite and Celestine 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 Holmquistite and Celestine chemical formula.

Chemical formula of Holmquistite- Li 2[(Mg,Fe2+ ) 3Al 2]Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Celestine- SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Holmquistite and Celestine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Holmquistite and Celestine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Holmquistite and Celestine Optical Properties during the identification of gemstone. Specific gravity of Holmquistite is 3.90-4.00 whereas that of Celestine is 3.90-4.00.