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Home > Petoskey Stone

Petoskey Stone

Photo By Maple Ferryman

Petoskey Stone

Petoskey Stone

Petoskey Stone

A species of Coral, Also known as Hexagonaria Coral

Petoskey Stone can be found in only one location in the world and that’s along the Great Lake’s shores of Michigan’s lower peninsula. In 1965, this stone unique to Michigan (USA) became its official state stone. Some 350 million years ago, these fossil rocks were living colonies of corals named “rugose”.

Hardness:

3

Density:

2.3 - 2.7 g/cm³

General Info About Petoskey Stone

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Physical Properties of Petoskey Stone

Diaphaneity

Opaque

Magnetism

Non-magnetic

Crystal System

Trigonal

Hardness

3 , Soft

Density

2.3 - 2.7 g/cm³, Normal Weight

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Chemical Properties of Petoskey Stone

Chemical Classification

Carbonates

Formula

CaCO₃

Optical Properties of Petoskey Stone

Refractive Index

1.486-1.658

Birefringence

0.160-0.172

Pleochroism

None

Optical Character

Uniaxial negative

Discover the Value of Petoskey Stone

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Rarity

Uncommon

Characteristics of Petoskey Stone

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Composition of Petoskey Stone

Calcite

Cultural Significance of Petoskey Stone

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Healing Properties of Petoskey Stone

Petoskey Stone is often referred to as the stone of transformation. It helps one to move forward in life and accept change and progress. The positive energy force of the stone is believed to help its user release the negativity of unhealthy thoughts. It may be used to motivate and inspire positive actions and improve self-control issues.

Common Questions People Also Ask

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