Astrophyllite

Cordierite

Astrophyllite Vs Cordierite

Astrophyllite

Cordierite

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Astrology

Origin

Canada, Russia

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

Color

Brown, Yellow, Greenish, Brownish, Red

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

Streak

Brown, White

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

3.2-3.42.57-2.66

1 7.18

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Fracture

Uneven

Subconchoidal, Conchoidal

Cleavage

Perfect on [001] imperfect on [100]

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

Mohs Hardness

37-7.5

2 10

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Chemical Composition

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

Mg2Al4Si5O18

Optical Properties

Luster

Greasy, Pearly

Greasy, Vitreous

Pleochroism

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

X = pale yellow

Dispersion

0.120.01

0.005 1

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Transparency

Translucent

Refractive Index

1.678-1.758-9999

1 3.25

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Optic Character

Crystal System

Triclinic

Orthorhombic

Birefringence

0.050-9999

0 0.296

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Clarity

Translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Supports healthy digestion

Cardiovascular

Supports heart health

Respiratory

Excellent

Good

Reproductive

Digestive

Psychology

Self-Reflection

Intuition

Healing

Spiritual healing

Emotional healing

Qualities Associated

Self-Reflection

Psychic Abilities

Astrophyllite Vs Cordierite Fracture

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

Compare Green Gemstones

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Astrophyllite Vs Cordierite Luster

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