Ulexite and Plumbogummite Physical Properties

Ulexite

Plumbogummite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

1.65-1.994.014

1 7.18

1.5 Fracture

UnevenAnthony et al, Uneven, UnevenAnthony et al, Uneven, Brittle, Metallic

Uneven, Conchoidal

1.6 Cleavage

{010} Perfect, {110} Perfect

None

1.7 Mohs Hardness

2-2.54-5

2 10

1.8 Chemical Composition

NaCaB 5O 6(OH) 6 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Not Available

Ulexite and Plumbogummite Chemical Formula

While comparing Ulexite and Plumbogummite 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 Ulexite and Plumbogummite chemical formula.

Chemical formula of Ulexite- NaCaB 5O 6(OH) 6 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Ulexite and Plumbogummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ulexite and Plumbogummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ulexite and Plumbogummite Optical Properties during the identification of gemstone. Specific gravity of Ulexite is 4.014 whereas that of Plumbogummite is 4.014.