Beryl and Rock Crystal Physical Properties

Beryl

Rock Crystal

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-2.90

2.65

1.5 Fracture

Uneven, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Uneven, Gems, Brittle

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Imperfect on {0001}

Not Available

1.7 Mohs Hardness

7.5-8

1.8 Chemical Composition

Be₃Al₂Si₆O₁₈

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

Beryl and Rock Crystal Chemical Formula

While comparing Beryl and Rock Crystal 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 Beryl and Rock Crystal chemical formula.

Chemical formula of Beryl- Be₃Al₂Si₆O₁₈
Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)

Compare Blue Gemstones

Beryl Vs Brucite

Beryl Vs Boulder Opal

Beryl Vs Boleite

Beryl and Rock Crystal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Beryl and Rock Crystal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Beryl and Rock Crystal Optical Properties during the identification of gemstone. Specific gravity of Beryl is 2.65 whereas that of Rock Crystal is 2.65.

Blue Gemstones

Black Opal

Bloodstone Heliotrope

Blue Beryl Maxixe

Blue John

Boleite

Boulder Opal