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Dumortierite
Dumortierite

Marcasite
Marcasite



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X
Dumortierite
X
Marcasite

Dumortierite Vs Marcasite

1 Astrology
1.1 Origin
Southern and central Africa, violet, blue, violet, blue
Southern and central Africa
1.2 Color
Blue, Violet, Brown, White, Blue, Brown, Violet, Greenish, pink
Yellow, White
1.3 Streak
White
gray, Brownish, Black
1.4 For which Rashi?
Leo, Sagittarius, Leo, Sagittarius, Leo, Sagittarius
Not Available
1.5 Planet
Saturn
Not Available
1.6 Element of Planets
Water
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
Receptive
Not Available
1.9 Deities
Isis
Not Available
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Healing
Not Available
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
Not Available
Not Available
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
3.26-3.414.80-4.90
Amber
1 7.18
2.5 Fracture
Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven
2.6 Cleavage
Distinct on {100}, poor on {110}; parting on {001}
{010} Indistinct
2.7 Mohs Hardness
7-8.56-6.5
Amber
2 10
2.8 Chemical Composition
AlAl6O3BSi3O18
FeS 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Vitreous
Not Available
3.2 Pleochroism
Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue
NilArthur Thomas
3.3 Dispersion
NoneNA
Fluorite
0.007 1
3.4 Transparency
Translucent, Translucent to opaque
Gemmological Tables (2004) More from other references
3.5 Refractive Index
1.669-1.723Not Available
Agate Opal
1 3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Orthorhombic
Not Available
3.8 Birefringence
0.011-0.037Not Available
Achroite
0 0.296
3.9 Clarity
Translucent
Gemmological Tables (2004) More from other references
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
Not Available
4.1.3 Respiratory
Not Available
Not Available
4.1.4 Reproductive
Not Available
Not Available
4.1.5 Digestive
Not Available
Not Available
4.2 Psychology
Not Available
Not Available
4.3 Healing
Not Available
Not Available
4.4 Qualities Associated
Not Available
Not Available

Dumortierite Vs Marcasite Fracture

Fracture is an important parameter when you compare Dumortierite and Marcasite Physical Properties. It is necessary to understand the significance of these properties, before you compare Dumortierite Vs Marcasite 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 Dumortierite is ConchoidalWalter Schumann, Fibrous and Gemstones of the world (2001) More from other references. Marcasite fracture is Gemstones (2009), Gemstones (2009), Uneven, UnevenArthur Thomas and UnevenArthur Thomas.

Dumortierite Vs Marcasite Luster

A primary knowledge about Dumortierite vs Marcasite 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. Dumortierite exhibits Vitreous luster.