Schorl and Chrysocolla Physical Properties

Schorl

Chrysocolla

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.18-3.222.00-2.45

1 7.18

1.5 Fracture

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

Sub-Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

{1011} Indistinct

none

1.7 Mohs Hardness

Not Available2-4

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)

Cu₂H₂Si₂O₅(OH)₄

Schorl and Chrysocolla Chemical Formula

While comparing Schorl and Chrysocolla 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 Chrysocolla 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 Chrysocolla- Cu₂H₂Si₂O₅(OH)₄

Compare Black Gemstones

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Schorl Vs Snowflake Obsidian

Schorl Vs Xenotime

Schorl and Chrysocolla Specific Gravity

Another important criteria for qualitative analysis of gemstones is Schorl and Chrysocolla Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Schorl and Chrysocolla Optical Properties during the identification of gemstone. Specific gravity of Schorl is 2.00-2.45 whereas that of Chrysocolla is 2.00-2.45.