Hibonite

Alexandrite

Hibonite Vs Alexandrite

Hibonite

Alexandrite

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1 Astrology

1.1 Origin

Madagascar

Russia, Brazil, Tanzania, Madagascar, Zambia, Sri Lanka, Burma, India, Color: color change, from bluish green (daylight) to purple, red or brown (incandescent light), Hardness: 8, Refractive index: 1.74 1.77, Density: 3.68 3.80, Chemical composition: BeAl2O4, Crystal structure: orthorhombic, Origins: Russia, Brazil, Tanzania, Madagascar, Zambia, Sri Lanka, Burma

1.2 Color

Brownish, Black, Reddish, Brown, Blue

Green

1.3 Streak

Reddish, Brown

Not Available

1.4 For which Rashi?

Not Available

Scorpio

1.5 Planet

Not Available

Venus

1.6 Element of Planets

Not Available

Earth

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

Projective, Receptive

1.9 Deities

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

Love

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

3.843.69-3.81

1 7.18

2.5 Fracture

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

Not Available

2.6 Cleavage

{0001} good, {10 1 0} parting

1,1 ; 3,2.

2.7 Mohs Hardness

7.5-88.5

2 10

2.8 Chemical Composition

(Ca,Ce)(Al,Ti,Mg)12O19

BeAl ₂ O ₄

3 Optical Properties

3.1 Luster

Vitreous

3.2 Pleochroism

O = brownish gray; E = gray

Not Available

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Handbook of mineralogy (2001)

Transparent, Transparent to nearly opaque

3.5 Refractive Index

1.79-1.8071.739-1.770

1 3.25

3.6 Optic Character

Not Available

Biaxial/+

3.7 Crystal System

Hexagonal

Orthorhombic

3.8 Birefringence

Not Available0.007-0.010

0 0.296

3.9 Clarity

Handbook of mineralogy (2001)

Transparent

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

Hibonite Vs Alexandrite Fracture

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

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Hibonite Vs Alexandrite Luster

A primary knowledge about Hibonite vs Alexandrite 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. Hibonite exhibits Vitreous luster. Alexandrite, on other hand, exhibits Vitreous luster.