Moss Opal and Hematite Physical Properties

Moss Opal

Hematite

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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

1.98-2.505.00-5.30

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones of the world (2001)

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

1.6 Cleavage

Not Available

None, may show partings on {0001} and {10 1 1}

1.7 Mohs Hardness

5.5-6.56

2 10

1.8 Chemical Composition

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

Fe 2O 3Arthur Thomas , Gemstones (2009)

Moss Opal and Hematite Chemical Formula

While comparing Moss Opal and Hematite 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 Hematite chemical formula.

Chemical formula of Moss Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)

Compare Gems Found in USA

Moss Opal Vs Phosphosiderite

Moss Opal Vs Serpentine

Moss Opal Vs Sapphire

Moss Opal and Hematite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moss Opal and Hematite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moss Opal and Hematite Optical Properties during the identification of gemstone. Specific gravity of Moss Opal is 5.00-5.30 whereas that of Hematite is 5.00-5.30.