Sunstone and Childrenite Physical Properties

Sunstone

Childrenite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.62-2.653.06-3.25

1 7.18

1.5 Fracture

Gemstones of the world (2001)

Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven

1.6 Cleavage

001

Poor/indistinct on {100}

1.7 Mohs Hardness

64.5-5

2 10

1.8 Chemical Composition

Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈

(Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)

Sunstone and Childrenite Chemical Formula

While comparing Sunstone and Childrenite 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 Sunstone and Childrenite chemical formula.

Chemical formula of Sunstone- Microcline: KAlSi₃O₈ Oligoclase: (Na,Ca)Al_1-2Si_3-2O₈
Chemical formula of Childrenite- (Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)

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Sunstone and Childrenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sunstone and Childrenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sunstone and Childrenite Optical Properties during the identification of gemstone. Specific gravity of Sunstone is 3.06-3.25 whereas that of Childrenite is 3.06-3.25.