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Tourmaline
Tourmaline

Marcasite
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Tourmaline Vs Marcasite

1 Astrology
1.1 Origin
Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan
Southern and central Africa
1.2 Color
Green, Blue, Yellow, Red, Brown, White, Colorless, Blue, Red, Green, Yellow, pink
Yellow, White
1.3 Streak
White
gray, Brownish, Black
1.4 For which Rashi?
Libra
Not Available
1.5 Planet
Venus, Mars
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
Projective
Not Available
1.9 Deities
Venus
Not Available
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Love, Courage
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
2.85-3.35
4.80-4.90
2.5 Fracture
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven
2.6 Cleavage
Indistinct
{010} Indistinct
2.7 Mohs Hardness
7-7.5
6-6.5
2.8 Chemical Composition
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
FeS 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Vitreous
Not Available
3.2 Pleochroism
typically moderate to strong
NilArthur Thomas
3.3 Dispersion
Albite
0.02
Rank: 22 (Overall)
Not Available
Rank: N/A (Overall)
Fluorite
ADD ⊕
3.4 Transparency
Transparent, Translucent, Transparent to opaque
Gemmological Tables (2004) More from other references
3.5 Refractive Index
1.614-1.666
Not Available
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Trigonal
Not Available
3.8 Birefringence
0.014-0.040
Not Available
3.9 Clarity
Transparent
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

Tourmaline Vs Marcasite Fracture

Fracture is an important parameter when you compare Tourmaline and Marcasite Physical Properties. It is necessary to understand the significance of these properties, before you compare Tourmaline 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 Tourmaline is Conchoidal, ConchoidalArthur Thomas, Gemstones (2009) and Uneven. Marcasite fracture is Gemstones (2009), Gemstones (2009), Uneven, UnevenArthur Thomas and UnevenArthur Thomas.

Tourmaline Vs Marcasite Luster

A primary knowledge about Tourmaline 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. Tourmaline exhibits Vitreous luster.