Moonstone and Spessartine Physical Properties

Moonstone

Spessartine

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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

2.56-2.604.12-4.18

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Conchoidal, Brittle

1.6 Cleavage

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

{???} Distinct

1.7 Mohs Hardness

6-6.57-7.5

2 10

1.8 Chemical Composition

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

Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Moonstone and Spessartine Chemical Formula

While comparing Moonstone and Spessartine 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 Spessartine chemical formula.

Chemical formula of Moonstone- Plagioclase Feldspar s: (Na,Ca)Al_1-2Si_3-2O₈ Orthoclase Feldspar : KAlSi₃O₈
Chemical formula of Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Compare Semi Precious Gemstones

Moonstone Vs Lehsunia

Moonstone Vs Alexandrite

Moonstone Vs Peridot

Moonstone and Spessartine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moonstone and Spessartine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moonstone and Spessartine Optical Properties during the identification of gemstone. Specific gravity of Moonstone is 4.12-4.18 whereas that of Spessartine is 4.12-4.18.