Milarite and Riebeckite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.52-2.60
3.28-3.44
Fracture
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic
Uneven, Splintery, Brittle
Cleavage
{0001} Imperfect, {1120} Imperfect
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
Mohs Hardness
5.5-6
5.0-6.0
Chemical Composition
KCa 2AlBe 2Si 12O 30 · 0.5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Not Available
Milarite and Riebeckite Chemical Formula
While comparing Milarite and Riebeckite 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 Riebeckite chemical formula.
- Chemical formula of Milarite- KCa 2AlBe 2Si 12O 30 · 0.5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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Milarite and Riebeckite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Milarite and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Milarite and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Milarite is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.