Petoskey Stone

Spessartine

Petoskey Stone Vs Spessartine

Petoskey Stone

Spessartine

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Astrology

Origin

Canada

Afghanistan, China, Madagascar, Southern and central Africa, Pakistan, Sri Lanka, USA

Color

Brown

Red, Reddish, orange, Brown

Streak

White

For which Rashi?

Sagittarius

Planet

Element of Planets

Water, Earth

Energy

How to Wear?

Finger

Ring Metal

Deities

Gaia

Not to wear with

Powers

Birthstone

Planetary

Talisman

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

-99994.12-4.18

1 7.18

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Fracture

Conchoidal

Cleavage

None

{???} Distinct

Mohs Hardness

77-7.5

2 10

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Chemical Composition

CaCO3

Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Optical Properties

Luster

Vitreous

Pleochroism

Dispersion

0.010.03

0.005 1

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Transparency

Refractive Index

-99991.789-1.820

1 3.25

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Optic Character

Crystal System

Trigonal

Isometric

Birefringence

-99990.027

0 0.296

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Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Benefits

Physical

Neurological

Cardiovascular

Respiratory

Good

Reproductive

Digestive

Psychology

Creativity

Healing

Emotional healing

Qualities Associated

Harmony

Creativity

Petoskey Stone Vs Spessartine Fracture

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

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Petoskey Stone Vs Spessartine Luster

A primary knowledge about Petoskey Stone vs Spessartine 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. Spessartine, on other hand, exhibits Vitreous luster.