Gahnospinel Vs Goethite
Origin
Sri Lanka
  
Australia
  
Color
Blue
  
Brown, Brown, Reddish, Brownish, Yellow, Brown, Reddish, Brownish, Yellow
  
Streak
Not Available
  
Brown, Brownish, Yellow
  
For which Rashi?
Sagittarius, Scorpio
  
Not Available
  
Planet
Pluto
  
Not Available
  
Element of Planets
Not Available
  
Not Available
  
How to Wear?
  
  
Finger
Not Available
  
Not Available
  
Ring Metal
Not Available
  
Not Available
  
Energy
Projective
  
Not Available
  
Deities
Hephaestus
  
Not Available
  
Not to wear with
Not Available
  
Not Available
  
Powers
Money
  
Not Available
  
Birthstone
  
  
Planetary
Not Available
  
Not Available
  
Talisman
Not Available
  
Not Available
  
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
HCl soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.65-4.55
  
4.27-4.29
  
Fracture
ConchoidalArthur Thomas, Gemstones (2009)
  
Uneven, torn surfaces, (e.g. fractured metals)., Uneven, Gemstones (2009), torn surfaces, (e.g. fractured metals).
  
Cleavage
None, but may exhibit slight parting
  
Perfect {010}
  
Mohs Hardness
7.5-8
  
5-5.5
  
Chemical Composition
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
  
FeO(OH)Arthur Thomas , Gemstones (2009)
  
Luster
Vitreous
  
Adamantine
  
Pleochroism
AbsentWalter Schumann
  
VisibleArthur Thomas
  
Dispersion
Not Available
  
Not Available
  
Transparency
Gemmological Tables (2004)
  
Gemstones (2009)
  
Refractive Index
1.735-1.790
  
2.26-2.398
  
Optic Character
Not Available
  
Not Available
  
Crystal System
Isometric
  
Orthorhombic
  
Birefringence
Not Available
  
0.138
  
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
  
Gemstones (2009)
  
Physical
  
  
Neurological
Not Available
  
Not Available
  
Cardiovascular
Not Available
  
Not Available
  
Respiratory
Not Available
  
Not Available
  
Reproductive
Not Available
  
Not Available
  
Digestive
Not Available
  
Not Available
  
Psychology
Not Available
  
Not Available
  
Healing
Not Available
  
Not Available
  
Qualities Associated
Not Available
  
Not Available
  
Gahnospinel Vs Goethite Fracture
Fracture is an important parameter when you compare Gahnospinel and Goethite Physical Properties. It is necessary to understand the significance of these properties, before you compare Gahnospinel Vs Goethite fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges. Fracture observed in Gahnospinel is ConchoidalArthur Thomas and Gemstones (2009). Goethite fracture is (e.g. fractured metals)., (e.g. fractured metals)., Gemstones (2009), torn surfaces, torn surfaces, Uneven and Uneven.
Gahnospinel Vs Goethite Luster
A primary knowledge about Gahnospinel vs Goethite luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Gahnospinel exhibits Vitreous luster. Goethite, on other hand, exhibits Adamantine luster.