Astrophyllite

Dumortierite

Astrophyllite Vs Dumortierite

Astrophyllite

Dumortierite

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Astrology

Origin

Canada, Russia

Southern and central Africa

Color

Brown, Yellow, Greenish, Brownish, Red

Blue, Violet, Brown, White, Greenish, pink

Streak

Brown, White

White

For which Rashi?

Leo, Sagittarius

Planet

Saturn

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Isis

Not to wear with

Powers

Healing

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.2-3.43.26-3.41

1 7.18

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Fracture

Uneven

Fibrous, ConchoidalWalter Schumann

Cleavage

Perfect on [001] imperfect on [100]

Distinct on {100}, poor on {110}; parting on {001}

Mohs Hardness

37-8.5

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)

AlAl₆O₃BSi₃O₁₈

Optical Properties

Luster

Greasy, Pearly

Vitreous

Pleochroism

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

Strong; X = deep blue or violet; Y = yellow to red-violet or nearly colorless; Z = colorless or very pale blue

Dispersion

0.120.01

0.005 1

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Transparency

Translucent

Translucent, Translucent to opaque

Refractive Index

1.678-1.7581.669-1.723

1 3.25

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Optic Character

Crystal System

Triclinic

Orthorhombic

Birefringence

0.0500.011-0.037

0 0.296

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Clarity

Translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Excellent

Good

Reproductive

Digestive

Psychology

Self-Reflection

Patience

Healing

Spiritual healing

Emotional healing

Qualities Associated

Self-Reflection

Patience

Astrophyllite Vs Dumortierite Fracture

Fracture is an important parameter when you compare Astrophyllite and Dumortierite Physical Properties. It is necessary to understand the significance of these properties, before you compare Astrophyllite Vs Dumortierite 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. Dumortierite fracture is Fibrous and ConchoidalWalter Schumann.

Compare Green Gemstones

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Astrophyllite Vs Dumortierite Luster

A primary knowledge about Astrophyllite vs Dumortierite 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. Dumortierite, on other hand, exhibits Vitreous luster.