Cordierite

Astrophyllite

Cordierite Vs Astrophyllite

Cordierite

Astrophyllite

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Astrology

Origin

Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania

Canada, Russia

Color

Blue, Violet, Greenish, Brown, Colorless, Yellow, gray

Brown, Yellow, Greenish, Brownish, Red

Streak

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

Brittle

Solubility

Durability

Specific Gravity

2.57-2.663.2-3.4

1 7.18

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Fracture

Subconchoidal, Conchoidal

Uneven

Cleavage

Fair on {100}, poor on {001} and {010}

Perfect on [001] imperfect on [100]

Mohs Hardness

7-7.53

2 10

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Chemical Composition

Mg2Al4Si5O18

(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

X = pale yellow

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

Dispersion

0.010.12

0.005 1

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Transparency

Translucent

Refractive Index

-99991.678-1.758

1 3.25

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Optic Character

Crystal System

Orthorhombic

Triclinic

Birefringence

-99990.050

0 0.296

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Clarity

Translucent

Benefits

Physical

Neurological

Supports healthy digestion

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Good

Excellent

Reproductive

Digestive

Psychology

Intuition

Self-Reflection

Healing

Emotional healing

Spiritual healing

Qualities Associated

Psychic Abilities

Self-Reflection

Cordierite Vs Astrophyllite Fracture

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

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Cordierite Vs Astrophyllite Luster

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