Bertrandite

Sapphire

Bertrandite Vs Sapphire

Bertrandite

Sapphire

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Astrology

Origin

Southern and central Africa

Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA

Color

Colorless, Yellow

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

Streak

White

For which Rashi?

Pisces, Taurus, Gemini, Libra

Planet

Saturn

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Apollo

Not to wear with

Powers

Psychic Power

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

insoluble

Durability

Specific Gravity

2.59-2.603.95-4.03

1 7.18

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Fracture

Uneven

Cleavage

{001} Perfect, {110} Distinct, {101} Distinct

None, but may exhibit parting

Mohs Hardness

6-79

2 10

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Chemical Composition

Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Al ₂ O ₃

Optical Properties

Luster

Vitreous

Vitreous, Adamantine

Pleochroism

none.

Strong

Dispersion

0.010.02

0.005 1

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Transparency

TransparentAnthony et al

Transparent, Translucent, Transparent to opaque

Refractive Index

1.583-1.6141.762-1.788

1 3.25

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Optic Character

Crystal System

Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21

Trigonal

Birefringence

-99990.008-0.009

0 0.296

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Clarity

TransparentAnthony et al

Transparent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Promotes mental clarity

Respiratory

Good

Reproductive

Digestive

Psychology

Harmony

Intuition

Healing

Emotional healing

Qualities Associated

Creativity

Wisdom

Bertrandite Vs Sapphire Fracture

Fracture is an important parameter when you compare Bertrandite and Sapphire Physical Properties. It is necessary to understand the significance of these properties, before you compare Bertrandite Vs Sapphire 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. Sapphire fracture is Uneven.

Compare Colorless Gems

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Bertrandite Vs Sapphire Luster

A primary knowledge about Bertrandite vs Sapphire 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. Bertrandite exhibits Vitreous luster. Sapphire, on other hand, exhibits Vitreous and Adamantine luster.