Phosphophyllite and Spodumene Physical Properties

Phosphophyllite

Spodumene

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.07-3.133.15-3.21

1 7.18

1.5 Fracture

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

Uneven, Subconchoidal, Gemstones (2009)

1.6 Cleavage

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

Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°

1.7 Mohs Hardness

3-3.56-7

2 10

1.8 Chemical Composition

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

LiAlSi₂O₆

Phosphophyllite and Spodumene Chemical Formula

While comparing Phosphophyllite and Spodumene 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 Phosphophyllite and Spodumene chemical formula.

Chemical formula of Phosphophyllite- Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Spodumene- LiAlSi₂O₆

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Phosphophyllite and Spodumene Specific Gravity

Another important criteria for qualitative analysis of gemstones is Phosphophyllite and Spodumene Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phosphophyllite and Spodumene Optical Properties during the identification of gemstone. Specific gravity of Phosphophyllite is 3.15-3.21 whereas that of Spodumene is 3.15-3.21.