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Agatized Coral
Agatized Coral
Agatized Coral
Agatized Coral

Agatized Coral

Agatized Coral

A species of Coral

Fossilized corals are often collectively called agatized Coral although some are actually calcite textured. The cross-section pattern of the fossilized corals when polished is attractive to the collecters. Agatized Coral is the state symbol of Michigan (know as "petoskey stone") and Florida in the USA.

Hardness
Hardness:

6.5 - 7

Density
Density:

2.6 - 2.7 g/cm³

General Info About Agatized Coral

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Physical Properties of Agatized Coral

Diaphaneity
Translucent
Colors
White to cream, red, gray, orange, yellow, brown, black, blue, etc.
Magnetism
Non-magnetic
Fracture
Conchoidal
Streak
White
Hardness
6.5 - 7 , Hard
Density
2.6 - 2.7 g/cm³, Normal Weight
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Chemical Properties of Agatized Coral

Chemical Classification
Silicates
Formula
SiO2
Elements listed
Si, O

Optical Properties of Agatized Coral

Refractive Index
1.486-1.658
Birefringence
0.160-0.172
Pleochroism
None
Optical Character
Uniaxial negative

Health Risk of Agatized Coral

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What is the hazards of Agatized Coral?

Harm Type
Physical Toxicity
Agatized Coral in powdered form can be toxic due to its Crystalline Silica content.

How to prevent the risks of Agatized Coral?

Avoid long-term inhalation of its dust!
Agatized Coral is typically non-toxic unless it's in powder form. Long-term exposure to finely ground powder may lead to silicosis. Therefore, when cutting or polishing agatized Coral, be sure to wear a dust mask to avoid inhaling its dust.

Discover the Value of Agatized Coral

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Rarity
Uncommon
Collection Recommendation
4.5 out of 5
Popularity
4.2
Aesthetic
4.5
Rarity
4.2
Sci-Cultural Value
4.5

The Market Price of Agatized Coral

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Rough/Tumbled Price

Smaller Than Hand (0-1.5in)
$3 - $30
Close Hand (1.5-3in)
$25 - $50
Equal To Hand (3-6in)
$50 - $90
Bigger Than Hand (>6in)
$90

How to Care for Agatized Coral?

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Durability
Durable
Scratch resistance
Good

Toughness of Agatized Coral

Poor
Fair
Good
Excellent
Agatized Coral has excellent toughness due to its microcrystalline structure, lacking cleavage which makes it resistant to chipping and cracking, suitable for daily use.

Stability of Agatized Coral

Sensitive
Stable
Agatized Coral is generally resilient against most daily use conditions such as water, sunlight, and dryness. It maintains appearance well against stains but should be protected from extreme heat and harsh chemicals.
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Characteristics of Agatized Coral

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Cultural Significance of Agatized Coral

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Uses of Agatized Coral

Agatized Coral is used for beads in jewelry and other decorative pieces. Polished, it can be worn as a pendant. The stone was historically formed into spearheads, and it is also used in ancient and modern buildings as a construction material. Agatized Coral may be ground down or used as an accent stone.

Healing Properties of Agatized Coral

Agatized Coral is an excellent stone for emotional healing. It encourages self-love and helps its user to form better relationships with others. It is said to motivate change and encourage confidence. Agatized Coral is often used by writers and artists who believe it stimulates creativity and enhances imagination. Its calming energy is often used in the home to encourage harmony and balance and soothe anger and frustration.
Chakras
Root, Sacral

Common Questions People Also Ask

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