×

Howlite
Howlite

Serandite
Serandite



ADD
Compare
X
Howlite
X
Serandite

Howlite and Serandite Physical Properties

Add ⊕
1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.45-2.583.52
Amber
1 7.18
1.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001)
1.6 Cleavage
None
{100} Perfect, {001} Perfect
1.7 Mohs Hardness
3-3.55-5.5
Amber
2 10
1.8 Chemical Composition
Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Na(Mn2+ ,Ca) 2Si 3O 8(OH)Michael O’Donoghue , Gems, Sixth Edition (2006)

Howlite and Serandite Chemical Formula

While comparing Howlite and Serandite 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 Serandite 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 Serandite- Na(Mn2+ ,Ca) 2Si 3O 8(OH)Michael O’Donoghue , Gems, Sixth Edition (2006)

Howlite and Serandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Howlite and Serandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Howlite and Serandite Optical Properties during the identification of gemstone. Specific gravity of Howlite is 3.52 whereas that of Serandite is 3.52.