Apophyllite KF

Gahnite

Apophyllite KF Vs Gahnite

Apophyllite KF

Gahnite

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1 Astrology

1.1 Origin

India

Australia

1.2 Color

Colorless, White, Yellow, Green, White, pink, Green, Yellow, Violet, White, pink, Green, Yellow, Violet

Blue, Green, Greenish, Black

1.3 Streak

White

Grey, gray

1.4 For which Rashi?

Not Available

1.5 Planet

Not Available

1.6 Element of Planets

Not Available

1.7 How to Wear?

1.7.1 Finger

Not Available

1.7.2 Ring Metal

Not Available

1.8 Energy

Not Available

1.9 Deities

Not Available

1.10 Not to wear with

Not Available

1.11 Powers

Not Available

1.12 Birthstone

1.12.1 Planetary

Not Available

1.12.2 Talisman

Not Available

2 Physical Properties

2.1 Tenacity

Brittle

Not Available

2.2 Solubility

Not Available

2.3 Durability

Not Available

2.4 Specific Gravity

2.33-2.374.00-4.62

1 7.18

2.5 Fracture

Uneven, Brittle, Uneven, Brittle, Uneven

Conchoidal, Uneven

2.6 Cleavage

Perfect on {001}, imperfect on {110}

Indistinct parting on [111]

2.7 Mohs Hardness

4.5-57.5-8

2 10

2.8 Chemical Composition

(K,Na)Ca4Si8O20(F,OH)•8(H2O)

ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

3 Optical Properties

3.1 Luster

Vitreous, Pearly

Vitreous

3.2 Pleochroism

Not Available

3.3 Dispersion

NANA

0.007 1

3.4 Transparency

Not Available

Gemmological Tables (2004) More from other references

3.5 Refractive Index

1.530-1.5361.790-1.818

1 3.25

3.6 Optic Character

Not Available

3.7 Crystal System

tetragonal

cubic

3.8 Birefringence

Not AvailableNot Available

0 0.296

3.9 Clarity

Not Available

TransparentUlrich Henn and Claudio C. Milisenda

4 Benefits

4.1 Physical

4.1.1 Neurological

Not Available

4.1.2 Cardiovascular

Not Available

4.1.3 Respiratory

Not Available

4.1.4 Reproductive

Not Available

4.1.5 Digestive

Not Available

4.2 Psychology

Not Available

4.3 Healing

Not Available

4.4 Qualities Associated

Not Available

Apophyllite KF Vs Gahnite Fracture

Fracture is an important parameter when you compare Apophyllite KF and Gahnite Physical Properties. It is necessary to understand the significance of these properties, before you compare Apophyllite KF Vs Gahnite 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 Apophyllite KF is Brittle, Brittle, Uneven, Uneven and Uneven. Gahnite fracture is Conchoidal and Uneven.

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Apophyllite KF Vs Gahnite Luster

A primary knowledge about Apophyllite KF vs Gahnite 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. Apophyllite KF exhibits Pearly and Vitreous luster. Gahnite, on other hand, exhibits Vitreous luster.