Elbaite and Glaucophane Physical Properties

Elbaite

Glaucophane

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.10

3-3.15

1.5 Fracture

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

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

Poor/indistinct on {1120} and {1011}

Good on [110] and on [001]

1.7 Mohs Hardness

6.0-6.5

1.8 Chemical Composition

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references

[ ]Na2(Mg3Al2)Si8O22(OH)2

Elbaite and Glaucophane Chemical Formula

While comparing Elbaite and Glaucophane 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 Elbaite and Glaucophane chemical formula.

Chemical formula of Elbaite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2

Compare Blue Gemstones

Elbaite Vs Gahnospinel

Elbaite Vs Gahnite

Elbaite Vs Hackmanite

Elbaite and Glaucophane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Elbaite and Glaucophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Elbaite and Glaucophane Optical Properties during the identification of gemstone. Specific gravity of Elbaite is 3-3.15 whereas that of Glaucophane is 3-3.15.

Blue Gemstones

Falcons Eye

Fluorapatite

Fluorite

Gadolinium Gallium ...

Gahnite

Gahnospinel