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Brookite
Brookite

Phosphosiderite
Phosphosiderite



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Brookite
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Phosphosiderite

Brookite and Phosphosiderite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.87-4.142.74-2.76
Amber
1 7.18
1.5 Fracture
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Uneven
1.6 Cleavage
Poor on {120}, in traces on {001}
{010} Perfect, {001} Distinct
1.7 Mohs Hardness
5.5-63.5-4
Amber
2 10
1.8 Chemical Composition
TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

Brookite and Phosphosiderite Chemical Formula

While comparing Brookite and Phosphosiderite 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 Brookite and Phosphosiderite chemical formula.

  • Chemical formula of Brookite- TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Phosphosiderite- Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

Brookite and Phosphosiderite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brookite and Phosphosiderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brookite and Phosphosiderite Optical Properties during the identification of gemstone. Specific gravity of Brookite is 2.74-2.76 whereas that of Phosphosiderite is 2.74-2.76.