Milarite and Lazulite Physical Properties

Milarite

Lazulite

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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

2.52-2.603.04-3.17

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic

Uneven, Uneven, Gemstones of the world (2001) More from other references

1.6 Cleavage

{0001} Imperfect, {1120} Imperfect

{001} Indistinct, {???} Indistinct

1.7 Mohs Hardness

5.5-65.5

2 10

1.8 Chemical Composition

KCa 2AlBe 2Si 12O 30 · 0.5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references

Milarite and Lazulite Chemical Formula

While comparing Milarite and Lazulite 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 Milarite and Lazulite chemical formula.

Chemical formula of Milarite- KCa 2AlBe 2Si 12O 30 · 0.5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Lazulite- (Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references

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Milarite and Lazulite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Milarite and Lazulite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Milarite and Lazulite Optical Properties during the identification of gemstone. Specific gravity of Milarite is 3.04-3.17 whereas that of Lazulite is 3.04-3.17.