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Londonite
Londonite

Spinel
Spinel



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Londonite
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Spinel

Londonite Vs Spinel

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Astrology

Origin

Madagascar
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia

Color

White, Colorless, Yellow
Blue, Violet, Colorless, Red, Green, Brown

Streak

White
White

For which Rashi?

-
Sagittarius, Scorpio

Planet

-
Pluto

Element of Planets

-
-

Energy

-
-

How to Wear?

Finger

-
-

Ring Metal

-
-

Deities

-
Hephaestus

Not to wear with

-
-

Powers

-
-

Birthstone

Planetary

-
-

Talisman

-
-

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

3.343.64-3.66
1 7.18
👆🏻

Fracture

Conchoidal
Conchoidal, Uneven

Cleavage

None
None, but may exhibit slight parting

Mohs Hardness

-99998
2 10
👆🏻

Chemical Composition

(Cs,K,Rb)Al 4Be 4(B,Be) 12O 28Anthony et al , Handbook of mineralogy (2001)
MgAl2O4

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

-
Absent

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent
Transparent, Translucent, Transparent to translucent

Refractive Index

-99991.73
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Isometric

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

-
-

Cardiovascular

-
-

Respiratory

Good
Good

Reproductive

-
-

Digestive

Supports digestive health
-

Psychology

Empathy
Revitalization

Healing

-
Emotional healing

Qualities Associated

Love
Vitality

Londonite Vs Spinel Fracture

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

Londonite Vs Spinel Luster

A primary knowledge about Londonite vs Spinel 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. Londonite exhibits Vitreous luster. Spinel, on other hand, exhibits Vitreous luster.