Astrophyllite

Bertrandite

Astrophyllite Vs Bertrandite

Astrophyllite

Bertrandite

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Astrology

Origin

Canada, Russia

Southern and central Africa

Color

Brown, Yellow, Greenish, Brownish, Red

Colorless, Yellow

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

Solubility

Durability

Specific Gravity

3.2-3.42.59-2.60

1 7.18

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Fracture

Uneven

Cleavage

Perfect on [001] imperfect on [100]

{001} Perfect, {110} Distinct, {101} Distinct

Mohs Hardness

36-7

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)

Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Optical Properties

Luster

Greasy, Pearly

Vitreous

Pleochroism

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

none.

Dispersion

0.120.01

0.005 1

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Transparency

Translucent

TransparentAnthony et al

Refractive Index

1.678-1.7581.583-1.614

1 3.25

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Optic Character

Crystal System

Triclinic

Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21

Birefringence

0.050-9999

0 0.296

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Clarity

Translucent

TransparentAnthony et al

Benefits

Physical

Neurological

Enhances mental clarity and focus

Cardiovascular

Supports heart health

Promotes mental clarity

Respiratory

Excellent

Reproductive

Digestive

Psychology

Self-Reflection

Harmony

Healing

Spiritual healing

Emotional healing

Qualities Associated

Self-Reflection

Creativity

Astrophyllite Vs Bertrandite Fracture

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

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Astrophyllite Vs Bertrandite Luster

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