Ludlamite and Moonstone Physical Properties

Ludlamite

Moonstone

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.1-3.2

Vitreous, pearly on cleavage

3-4

(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

2.56-2.60

Uneven, ConchoidalWalter Schumann

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

6-6.5

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

Ludlamite and Moonstone Chemical Formula

While comparing Ludlamite 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 Ludlamite and Moonstone chemical formula.

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Ludlamite and Moonstone Specific Gravity

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