Uvite and Phosphosiderite Physical Properties

Uvite

Phosphosiderite

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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

2.97-3.142.74-2.76

1 7.18

1.5 Fracture

Uneven, Conchoidal, Brittle

UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Uneven

1.6 Cleavage

{1011} Indistinct

{010} Perfect, {001} Distinct

1.7 Mohs Hardness

Not Available3.5-4

2 10

1.8 Chemical Composition

Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

Uvite and Phosphosiderite Chemical Formula

While comparing Uvite 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 Uvite and Phosphosiderite chemical formula.

Chemical formula of Uvite- Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Phosphosiderite- Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

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Uvite Vs Willemite

Uvite and Phosphosiderite Specific Gravity

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