Home
×

Crocoite
Crocoite

Spinel
Spinel



ADD
Compare
X
Crocoite
X
Spinel

Crocoite and Spinel Physical Properties

Add ⊕
1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
none
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
5.90-6.10
3.64-3.66
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
{110} Distinct, {001} Indistinct, {100} Indistinct
None, but may exhibit slight parting
1.7 Mohs Hardness
2.5-3
8
1.8 Chemical Composition
PbCrO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
MgAl2O4

Crocoite and Spinel Chemical Formula

While comparing Crocoite and Spinel 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 Crocoite and Spinel chemical formula.

  • Chemical formula of Crocoite- PbCrO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Spinel- MgAl2O4

Crocoite and Spinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Crocoite and Spinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Crocoite and Spinel Optical Properties during the identification of gemstone. Specific gravity of Crocoite is 3.64-3.66 whereas that of Spinel is 3.64-3.66.