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Andalusite
Andalusite

Stibiotantalite
Stibiotantalite



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Andalusite
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Stibiotantalite

Andalusite Vs Stibiotantalite

Astrology

Origin

Spain, Brazil, USA, Sri Lanka, Burma, Origins: Spain, Burma. Discovered in Andalusia (Spain)
Mozambique, Southern and central Africa

Color

Brown, pink, Violet, Yellow, Green, White, gray, Colorless, Red
Yellow, Reddish, Brown, Greenish

Streak

White
Yellow

For which Rashi?

-
-

Planet

Venus
-

Element of Planets

-
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

-
-

Not to wear with

-
-

Powers

-
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

3.05-3.21-9999
1 7.18
👆🏻

Fracture

Uneven, Subconchoidal, Splintery
Conchoidal

Cleavage

Good on {110}, poor on {100}
{???} Perfect

Mohs Hardness

7.55.5-6
2 10
👆🏻

Chemical Composition

Al 2SiO 5Michael O’Donoghue , Gems, Sixth edition (2006) More from other references
SbTaO 4Ulrich Henn and Claudio C.

Optical Properties

Luster

Vitreous, Greasy
Adamantine

Pleochroism

strongly trichroic
-

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

Transparent, Translucent
-

Refractive Index

1.627-1.6502.37-2.45
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic
-

Birefringence

0.009-0.0100.08
0 0.296
👆🏻

Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Enhances mental clarity and focus
-

Cardiovascular

Supports heart health
-

Respiratory

Excellent
Good

Reproductive

-
-

Digestive

-
Soothes the digestive system

Psychology

Perception
Creativity

Healing

Physical healing
Physical healing

Qualities Associated

Self-Realization
Creativity

Andalusite Vs Stibiotantalite Fracture

Fracture is an important parameter when you compare Andalusite and Stibiotantalite Physical Properties. It is necessary to understand the significance of these properties, before you compare Andalusite 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 Andalusite is Uneven, Subconchoidal and Splintery. Stibiotantalite fracture is Conchoidal.

Andalusite Vs Stibiotantalite Luster

A primary knowledge about Andalusite 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. Andalusite exhibits Vitreous and Greasy luster. Stibiotantalite, on other hand, exhibits Adamantine luster.