Moss Opal and Howlite Physical Properties

Moss Opal

Howlite

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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

1.98-2.502.45-2.58

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones of the world (2001)

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

Not Available

None

1.7 Mohs Hardness

5.5-6.53-3.5

2 10

1.8 Chemical Composition

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Moss Opal and Howlite Chemical Formula

While comparing Moss Opal and Howlite 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 Moss Opal and Howlite chemical formula.

Chemical formula of Moss Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Howlite- Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems Found in USA

Moss Opal Vs Serpentine

Moss Opal Vs Sapphire

Moss Opal Vs Phosphosiderite

Moss Opal and Howlite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moss Opal and Howlite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moss Opal and Howlite Optical Properties during the identification of gemstone. Specific gravity of Moss Opal is 2.45-2.58 whereas that of Howlite is 2.45-2.58.