Cassiterite

Ludlamite

Cassiterite Vs Ludlamite

Cassiterite

Ludlamite

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1 Astrology

1.1 Origin

Sri Lanka

USA

1.2 Color

Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Brown, Brownish, Black, Colorless, Green, gray

Green, Colorless, Greenish, White

1.3 Streak

White, Brownish, Brownish, White

Greenish, White

1.4 For which Rashi?

Not Available

1.5 Planet

Not Available

1.6 Element of Planets

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

1.9 Deities

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Brittle

Not Available

2.2 Solubility

insoluble

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

6.86-7.033.1-3.2

1 7.18

2.5 Fracture

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

2.6 Cleavage

{100} imperfect, {110} indistinct; partings on {111} or {011}

Vitreous, pearly on cleavage

2.7 Mohs Hardness

6-73-4

2 10

2.8 Chemical Composition

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

3 Optical Properties

3.1 Luster

Adamantine, Greasy

Vitreous, Pearly

3.2 Pleochroism

Pleochroic haloes have been observed. Dichroic in yellow

NilArthur Thomas

3.3 Dispersion

0.07NA

0.007 1

3.4 Transparency

Transparent, Translucent

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.990-2.1051.653-1.693

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

tetragonal

monoclinic

3.8 Birefringence

0.096-0.0980.038-0.044

0 0.296

3.9 Clarity

Transparent

TransparentUlrich Henn and Claudio C. Milisenda

4 Benefits

4.1 Physical

4.1.1 Neurological

Not Available

4.1.2 Cardiovascular

Not Available

4.1.3 Respiratory

Not Available

4.1.4 Reproductive

Not Available

4.1.5 Digestive

Not Available

4.2 Psychology

Not Available

4.3 Healing

Not Available

4.4 Qualities Associated

Not Available

Cassiterite Vs Ludlamite Fracture

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

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Cassiterite Vs Ludlamite Luster

A primary knowledge about Cassiterite vs Ludlamite 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. Cassiterite exhibits Adamantine and Greasy luster. Ludlamite, on other hand, exhibits Pearly and Vitreous luster.