Spinel and Phosphophyllite Physical Properties

Spinel

Phosphophyllite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

none

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.64-3.663.07-3.13

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven

1.6 Cleavage

None, but may exhibit slight parting

{100} Perfect, {010} Distinct, {102} Distinct

1.7 Mohs Hardness

83-3.5

2 10

1.8 Chemical Composition

MgAl₂O₄

Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Spinel and Phosphophyllite Chemical Formula

While comparing Spinel and Phosphophyllite 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 Spinel and Phosphophyllite chemical formula.

Chemical formula of Spinel- MgAl₂O₄
Chemical formula of Phosphophyllite- Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems for Scorpio

Spinel Vs Ametrine

Spinel Vs Charoite

Spinel Vs Azurmalachite

Spinel and Phosphophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spinel and Phosphophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spinel and Phosphophyllite Optical Properties during the identification of gemstone. Specific gravity of Spinel is 3.07-3.13 whereas that of Phosphophyllite is 3.07-3.13.