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Howlite
Howlite

Franklinite
Franklinite



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Howlite
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Franklinite

Howlite Vs Franklinite

Astrology

Origin

Southern and central Africa
USA

Color

Blue, Colorless, White
Brown, Red, Black, Brownish

Streak

White
Reddish, Brown

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

2.45-2.585.05-5.22
1 7.18
👆🏻

Fracture

Conchoidal
Uneven

Cleavage

None
None

Mohs Hardness

3-3.55.5-6
2 10
👆🏻

Chemical Composition

Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Optical Properties

Luster

Vitreous
-

Pleochroism

-
-

Dispersion

0.010.19
0.005 1
👆🏻

Transparency

-
Translucent

Refractive Index

1.583-1.608-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m

Birefringence

0.019-9999
0 0.296
👆🏻

Clarity

-
Translucent

Benefits

Physical

Neurological

Aids in mental clarity and focus
-

Cardiovascular

-
-

Respiratory

Good
-

Reproductive

-
-

Digestive

-
-

Psychology

Calming
Creativity

Healing

Emotional healing
-

Qualities Associated

Calming
Grounding

Howlite Vs Franklinite Fracture

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

Howlite Vs Franklinite Luster

A primary knowledge about Howlite vs Franklinite 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.