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Howlite
Howlite

Apophyllite
Apophyllite



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Howlite
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Apophyllite

Howlite Vs Apophyllite

Astrology

Origin

Southern and central Africa
India, Canada, Brazil

Color

Blue, Colorless, White
Colorless, Reddish, White, pink, Green, Yellow, Violet, Blue, Brown

Streak

White
White

For which Rashi?

Gemini, Virgo
-

Planet

-
-

Element of Planets

Earth
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

Quan Yin
-

Not to wear with

-
-

Powers

-
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.45-2.582.30-2.50
1 7.18
👆🏻

Fracture

Conchoidal
Uneven

Cleavage

None
Perfect on (001)

Mohs Hardness

3-3.54.5-5
2 10
👆🏻

Chemical Composition

Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Optical Properties

Luster

Vitreous
Vitreous, Pearly

Pleochroism

-
Dichroic (colorless)

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

-
Transparent, Translucent

Refractive Index

1.583-1.6081.530-1.543
1 3.25
👆🏻

Optic Character

-
Uniaxial/-

Crystal System

monoclinic
tetragonal

Birefringence

0.0190.000-0.003
0 0.296
👆🏻

Clarity

-
Transparent

Benefits

Physical

Neurological

Aids in mental clarity and focus
Aids in mental clarity and intuition

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

-
-

Digestive

-
-

Psychology

Calming
Spiritual Connection

Healing

Emotional healing
Emotional healing

Qualities Associated

Calming
Connection to Spiritual Guides

Howlite Vs Apophyllite Fracture

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

Howlite Vs Apophyllite Luster

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