Schorl and Cymophane Physical Properties

Schorl

Cymophane

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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

3.18-3.223.69-3.81

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Not Available

1.6 Cleavage

{1011} Indistinct

Not Available

1.7 Mohs Hardness

Not Available8.5

2 10

1.8 Chemical Composition

Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

BeAl 2O 4Arthur Thomas , Gemstones (2009)

Schorl and Cymophane Chemical Formula

While comparing Schorl and Cymophane 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 Schorl and Cymophane chemical formula.

Chemical formula of Schorl- Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Cymophane- BeAl 2O 4Arthur Thomas , Gemstones (2009)

Compare Black Gemstones

Schorl Vs Xenotime

Schorl Vs Snowflake Obsidian

Schorl Vs Triplite

Schorl and Cymophane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Schorl and Cymophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Schorl and Cymophane Optical Properties during the identification of gemstone. Specific gravity of Schorl is 3.69-3.81 whereas that of Cymophane is 3.69-3.81.