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Agate
Agate

Howlite
Howlite



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Agate
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Howlite

Agate Vs Howlite

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Astrology

Origin

Brazil
Southern and central Africa

Color

Yellow, Red, White, Colorless, Blue, Green, pink, Black, Brown
Blue, Colorless, White

Streak

White
White

For which Rashi?

Gemini
Gemini, Virgo

Planet

-
-

Element of Planets

Water
Earth

Energy

-
-

How to Wear?

Finger

-

Ring Metal

-
-

Deities

Bragi
Quan Yin

Not to wear with

-
-

Powers

Courage, Love, Healing, Protection
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.60-2.642.45-2.58
1 7.18
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Fracture

Conchoidal
Conchoidal

Cleavage

Indiscernible
None

Mohs Hardness

6.5-73-3.5
2 10
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Chemical Composition

SiO2
Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

Absent
-

Dispersion

0.010.01
0.005 1
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Transparency

Translucent
-

Refractive Index

1.530-1.5431.583-1.608
1 3.25
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Optic Character

-
-

Crystal System

Trigonal
monoclinic

Birefringence

0.0040.019
0 0.296
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Clarity

Translucent
-

Benefits

Physical

Neurological

Enhances mental clarity and focus
Aids in mental clarity and focus

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

Supports heart health
-

Digestive

Supports heart health
-

Psychology

Stability
Calming

Healing

Emotional healing
Emotional healing

Qualities Associated

Harmony
Calming

Agate Vs Howlite Fracture

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

Agate Vs Howlite Luster

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