Dravite and Pyrope Spessartine Physical Properties

Dravite

Pyrope Spessartine

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.03-3.183.62-4.33

1 7.18

1.5 Fracture

Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)

1.6 Cleavage

{???} Indistinct

Not Available

1.7 Mohs Hardness

7-7.57-7.5

2 10

1.8 Chemical Composition

Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Dravite and Pyrope Spessartine Chemical Formula

While comparing Dravite and Pyrope Spessartine 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 Dravite and Pyrope Spessartine chemical formula.

Chemical formula of Dravite- Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Pyrope Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Compare Blue Gemstones

Dravite Vs Fluorite

Dravite Vs Gadolinium Gallium Garnet

Dravite Vs Gahnite

Dravite and Pyrope Spessartine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dravite and Pyrope Spessartine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dravite and Pyrope Spessartine Optical Properties during the identification of gemstone. Specific gravity of Dravite is 3.62-4.33 whereas that of Pyrope Spessartine is 3.62-4.33.