Bertrandite

Grossular

Bertrandite Vs Grossular

Bertrandite

Grossular

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Astrology

Origin

Southern and central Africa

Sri Lanka, India, Brazil

Color

Colorless, Yellow

Green, Brown, Colorless, gray, Yellow

Streak

White

Brownish, White

For which Rashi?

Planet

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

2.59-2.603.55-3.73

1 7.18

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Fracture

Conchoidal, Uneven

Cleavage

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

none

Mohs Hardness

6-77-7.5

2 10

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Chemical Composition

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

Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Optical Properties

Luster

Vitreous

Greasy, Vitreous

Pleochroism

none.

None

Dispersion

0.010.02

0.005 1

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Transparency

TransparentAnthony et al

Refractive Index

1.583-1.6141.730-1.760

1 3.25

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Optic Character

Crystal System

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

cubic

Birefringence

-99990.020

0 0.296

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Clarity

TransparentAnthony et al

TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Cardiovascular

Promotes mental clarity

Respiratory

Reproductive

Helps in digestion and alleviates indigestion

Digestive

Psychology

Harmony

Abundance

Healing

Emotional healing

Physical healing

Qualities Associated

Creativity

Abundance

Bertrandite Vs Grossular Fracture

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

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Bertrandite Vs Grossular Luster

A primary knowledge about Bertrandite vs Grossular 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. Grossular, on other hand, exhibits Greasy and Vitreous luster.