Grossular

Astrophyllite

Grossular Vs Astrophyllite

Grossular

Astrophyllite

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Astrology

Origin

Sri Lanka, India, Brazil

Canada, Russia

Color

Green, Brown, Colorless, gray, Yellow

Brown, Yellow, Greenish, Brownish, Red

Streak

Brownish, White

Brown, 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

3.55-3.733.2-3.4

1 7.18

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Fracture

Conchoidal, Uneven

Uneven

Cleavage

none

Perfect on [001] imperfect on [100]

Mohs Hardness

7-7.53

2 10

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Chemical Composition

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

(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

Optical Properties

Luster

Greasy, Vitreous

Greasy, Pearly

Pleochroism

None

Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow

Dispersion

0.020.12

0.005 1

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Transparency

Translucent

Refractive Index

1.730-1.7601.678-1.758

1 3.25

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Optic Character

Crystal System

cubic

Triclinic

Birefringence

0.0200.050

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Excellent

Reproductive

Helps in digestion and alleviates indigestion

Digestive

Psychology

Abundance

Self-Reflection

Healing

Physical healing

Spiritual healing

Qualities Associated

Abundance

Self-Reflection

Grossular Vs Astrophyllite Fracture

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

Compare Green Gemstones

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Grossular Vs Astrophyllite Luster

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