Astrophyllite

Iolite

Astrophyllite Vs Iolite

Astrophyllite

Iolite

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Astrology

Origin

Canada, Russia

Brazil, USA, Canada, Madagascar, Sri Lanka, India, Burma

Color

Brown, Yellow, Greenish, Brownish, Red

Blue, Violet, Yellow, Grey

Streak

Brown, White

For which Rashi?

Libra, Sagittarius, Taurus

Planet

Jupiter

Element of Planets

Water

Energy

How to Wear?

Finger

Ring Metal

Deities

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.2-3.42.6-2.7

1 7.18

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Fracture

Uneven

Cleavage

Perfect on [001] imperfect on [100]

3,1

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

Vitreous

Pleochroism

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

Dispersion

0.120.02

0.005 1

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Transparency

Translucent

Transparent, Translucent, Transparent to translucent

Refractive Index

1.678-1.7581.52-1.56

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

Transparent to translucent

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Respiratory

Excellent

Reproductive

Digestive

Supports digestive health

Psychology

Self-Reflection

Intuition

Healing

Spiritual healing

Emotional healing

Qualities Associated

Self-Reflection

Intuition

Astrophyllite Vs Iolite Fracture

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

Compare Green Gemstones

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Astrophyllite Vs Iolite Luster

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