Falcons Eye and Ulexite Physical Properties

Falcons Eye

Ulexite

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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

2.58-2.641.65-1.99

1 7.18

1.5 Fracture

Gemstones of the world (2001)

UnevenAnthony et al, Uneven, UnevenAnthony et al, Uneven, Brittle, Metallic

1.6 Cleavage

Not Available

{010} Perfect, {110} Perfect

1.7 Mohs Hardness

72-2.5

2 10

1.8 Chemical Composition

SiO 2Walter Schumann , Gemstones of the world (2001)

NaCaB 5O 6(OH) 6 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Falcons Eye and Ulexite Chemical Formula

While comparing Falcons Eye and Ulexite 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 Falcons Eye and Ulexite chemical formula.

Chemical formula of Falcons Eye- SiO 2Walter Schumann , Gemstones of the world (2001)
Chemical formula of Ulexite- NaCaB 5O 6(OH) 6 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Falcons Eye and Ulexite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Falcons Eye and Ulexite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Falcons Eye and Ulexite Optical Properties during the identification of gemstone. Specific gravity of Falcons Eye is 1.65-1.99 whereas that of Ulexite is 1.65-1.99.