Fire Agate and Tourmaline Physical Properties

Fire Agate

Tourmaline

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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

2.60-2.642.85-3.35

1 7.18

1.5 Fracture

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Absent

Indistinct

1.7 Mohs Hardness

6.5-77-7.5

2 10

1.8 Chemical Composition

SiO 2Arthur Thomas , Gemstones (2009)

Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.

Fire Agate and Tourmaline Chemical Formula

While comparing Fire Agate and Tourmaline 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 Fire Agate and Tourmaline chemical formula.

Chemical formula of Fire Agate- SiO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.

Compare Brown Gemstones

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Fire Agate Vs Friedelite

Fire Agate Vs Gadolinium Gallium Garnet

Fire Agate and Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fire Agate and Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fire Agate and Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Fire Agate is 2.85-3.35 whereas that of Tourmaline is 2.85-3.35.