Iddingsite and Moonstone Physical Properties

Iddingsite

Moonstone

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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

2.5-2.82.56-2.60

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

{???} Perfect

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

1.7 Mohs Hardness

36-6.5

2 10

1.8 Chemical Composition

MgO.Fe2O3.3SiO2•4(H2O)

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

Iddingsite and Moonstone Chemical Formula

While comparing Iddingsite and Moonstone 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 Iddingsite and Moonstone chemical formula.

Chemical formula of Iddingsite- MgO.Fe2O3.3SiO2•4(H2O)
Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈

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Iddingsite and Moonstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iddingsite and Moonstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iddingsite and Moonstone Optical Properties during the identification of gemstone. Specific gravity of Iddingsite is 2.56-2.60 whereas that of Moonstone is 2.56-2.60.