Faustite and Ekanite Physical Properties

Faustite

Ekanite

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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

2.93.28-3.32

1 7.18

1.5 Fracture

Conchoidal, ConchoidalAnthony et al, Conchoidal, Brittle, Conchoidal

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

1.6 Cleavage

{???} Indistinct

{101} Distinct

1.7 Mohs Hardness

4.56-6.5

2 10

1.8 Chemical Composition

(Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references

Faustite and Ekanite Chemical Formula

While comparing Faustite and Ekanite 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 Faustite and Ekanite chemical formula.

Chemical formula of Faustite- (Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Ekanite- ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references

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Faustite and Ekanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Faustite and Ekanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Faustite and Ekanite Optical Properties during the identification of gemstone. Specific gravity of Faustite is 3.28-3.32 whereas that of Ekanite is 3.28-3.32.