×

Sugilite
Sugilite

Howlite
Howlite



ADD
Compare
X
Sugilite
X
Howlite

Sugilite Vs Howlite

Add ⊕

Astrology

Origin

Canada, Southern and central Africa, Italy, Australia, India
Southern and central Africa

Color

Violet, Brownish, Yellow, Reddish, Pale pink
Blue, Colorless, White

Streak

White
White

For which Rashi?

Virgo
Gemini, Virgo

Planet

Mercury, Jupiter
-

Element of Planets

Water
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

2.69-2.792.45-2.58
1 7.18
👆🏻

Fracture

Conchoidal
Conchoidal

Cleavage

Poor on {0001}
None

Mohs Hardness

5.5-6.53-3.5
2 10
👆🏻

Chemical Composition

KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

Weak
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Translucent
-

Refractive Index

1.607-1.6121.583-1.608
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
monoclinic

Birefringence

0.0030.019
0 0.296
👆🏻

Clarity

Translucent
-

Benefits

Physical

Neurological

Enhances mental clarity and focus
Aids in mental clarity and focus

Cardiovascular

-
-

Respiratory

Excellent
Good

Reproductive

-
-

Digestive

-
-

Psychology

Spirituality
Calming

Healing

Emotional healing
Emotional healing

Qualities Associated

Spiritual Protection
Calming

Sugilite Vs Howlite Fracture

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

Sugilite Vs Howlite Luster

A primary knowledge about Sugilite vs Howlite 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. Sugilite exhibits Vitreous luster. Howlite, on other hand, exhibits Vitreous luster.