×

Howlite
Howlite

Magnesite
Magnesite



ADD
Compare
X
Howlite
X
Magnesite

Howlite and Magnesite Physical Properties

Add ⊕
1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Effervesces in hot HCl
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.45-2.582.92-3.12
Amber
1 7.18
1.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
1.6 Cleavage
None
[10 1 1] perfect
1.7 Mohs Hardness
3-3.53.5-4.5
Amber
2 10
1.8 Chemical Composition
Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Howlite and Magnesite Chemical Formula

While comparing Howlite and Magnesite 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 Howlite and Magnesite chemical formula.

  • Chemical formula of Howlite- Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Magnesite- MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Howlite and Magnesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Howlite and Magnesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Howlite and Magnesite Optical Properties during the identification of gemstone. Specific gravity of Howlite is 2.92-3.12 whereas that of Magnesite is 2.92-3.12.