Moonstone and Tantalite Physical Properties

Moonstone

Tantalite

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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

2.56-2.605.2

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

Good in one direction

1.7 Mohs Hardness

6-6.56-6.5

2 10

1.8 Chemical Composition

Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈

(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Moonstone and Tantalite Chemical Formula

While comparing Moonstone and Tantalite 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 Moonstone and Tantalite chemical formula.

Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈
Chemical formula of Tantalite- (Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Compare Semi Precious Gemstones

Moonstone Vs Peridot

Moonstone Vs Alexandrite

Moonstone Vs Lehsunia

Moonstone and Tantalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moonstone and Tantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moonstone and Tantalite Optical Properties during the identification of gemstone. Specific gravity of Moonstone is 5.2 whereas that of Tantalite is 5.2.