Tourmaline

Stibiotantalite

Tourmaline Vs Stibiotantalite

Tourmaline

Stibiotantalite

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1 Astrology

1.1 Origin

Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan

Mozambique, Southern and central Africa

1.2 Color

Green, Blue, Yellow, Red, Brown, White, Colorless, Blue, Red, Green, Yellow, pink

Yellow, Reddish, Brown, Greenish

1.3 Streak

White

Yellow

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

1.7.2 Ring Metal

Not Available

1.8 Energy

Projective

Not Available

1.9 Deities

Venus

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Love, Courage

Not Available

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.85-3.35Not Available

1 7.18

2.5 Fracture

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

2.6 Cleavage

Indistinct

{???} Perfect

2.7 Mohs Hardness

7-7.55.5-6

2 10

2.8 Chemical Composition

Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.

SbTaO 4Ulrich Henn and Claudio C.

3 Optical Properties

3.1 Luster

Vitreous

Adamantine

3.2 Pleochroism

typically moderate to strong

Not Available

3.3 Dispersion

0.02NA

0.007 1

3.4 Transparency

Transparent, Translucent, Transparent to opaque

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.614-1.6662.37-2.45

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

Trigonal

Not Available

3.8 Birefringence

0.014-0.0400.08

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

Tourmaline Vs Stibiotantalite Fracture

Fracture is an important parameter when you compare Tourmaline and Stibiotantalite Physical Properties. It is necessary to understand the significance of these properties, before you compare Tourmaline Vs Stibiotantalite 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. Stibiotantalite fracture is Brittle, Conchoidal, ConchoidalAnthony et al, ConchoidalAnthony et al, Handbook of mineralogy (2001) and Handbook of mineralogy (2001).

Compare Semi Precious Gemstones

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Tourmaline Vs Stibiotantalite Luster

A primary knowledge about Tourmaline vs Stibiotantalite 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. Stibiotantalite, on other hand, exhibits Adamantine luster.