Creedite and Tugtupite Physical Properties

Creedite

Tugtupite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.702.30-2.60

1 7.18

1.5 Fracture

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

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on {100}

{111} Imperfect

1.7 Mohs Hardness

4.55.5-6

2 10

1.8 Chemical Composition

Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Creedite and Tugtupite Chemical Formula

While comparing Creedite and Tugtupite 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 Creedite and Tugtupite chemical formula.

Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
Chemical formula of Tugtupite- Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Colorless Gems

Creedite Vs Dravite

Creedite Vs Diaspore

Creedite Vs Diopside

Creedite and Tugtupite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Creedite and Tugtupite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Creedite and Tugtupite Optical Properties during the identification of gemstone. Specific gravity of Creedite is 2.30-2.60 whereas that of Tugtupite is 2.30-2.60.