Fire Agate and Jacobsite Physical Properties

Fire Agate

Jacobsite

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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

2.60-2.644.76-5.03

1 7.18

1.5 Fracture

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

Conchoidal, Brittle

1.6 Cleavage

Absent

None

1.7 Mohs Hardness

6.5-75.5-6.5

2 10

1.8 Chemical Composition

SiO 2Arthur Thomas , Gemstones (2009)

(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Fire Agate and Jacobsite Chemical Formula

While comparing Fire Agate and Jacobsite 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 Jacobsite chemical formula.

Chemical formula of Fire Agate- SiO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Jacobsite- (Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Compare Brown Gemstones

Fire Agate Vs Friedelite

Fire Agate Vs Gadolinium Gallium Garnet

Fire Agate Vs Garnet

Fire Agate and Jacobsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fire Agate and Jacobsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fire Agate and Jacobsite Optical Properties during the identification of gemstone. Specific gravity of Fire Agate is 4.76-5.03 whereas that of Jacobsite is 4.76-5.03.