×

Spinel
Spinel

Esperite
Esperite



ADD
Compare
X
Spinel
X
Esperite

Spinel and Esperite Physical Properties

Add ⊕
1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
none
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.64-3.664.28-4.42
Amber
1 7.18
1.5 Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Metallic
1.6 Cleavage
None, but may exhibit slight parting
Distinct on [010] and [100] poor on [101]
1.7 Mohs Hardness
85-5.5
Amber
2 10
1.8 Chemical Composition
MgAl2O4
PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)

Spinel and Esperite Chemical Formula

While comparing Spinel and Esperite 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 Spinel and Esperite chemical formula.

  • Chemical formula of Spinel- MgAl2O4
  • Chemical formula of Esperite- PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)

Spinel and Esperite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spinel and Esperite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spinel and Esperite Optical Properties during the identification of gemstone. Specific gravity of Spinel is 4.28-4.42 whereas that of Esperite is 4.28-4.42.