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Home > Hydrogrossular

Hydrogrossular

Photo By James St. John

Hydrogrossular

Hydrogrossular

Hydrogrossular

Hydrogrossular

A species of Grossular Garnet

Hydrogrossular is a garnet variety that is different from the other garnets in that it is never transparent. Its most common color is a bluish green. It can be cut into various gems, although it is not used as extensively as the other types of garnets. Hydrogrossular is sometimes used for cabuchons or made into beads.

Hardness:

7 - 7.5

Density:

3.25 - 3.4 g/cm³

General Info About Hydrogrossular

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Physical Properties of Hydrogrossular

Luster

Vitreous

Diaphaneity

Translucent to opaque

Colors

Green to bluish green, greenish yellow, pink, white, colorless, and gray

Magnetism

Non-magnetic

Tenacity

Brittle

Cleavage

None

Fracture

Conchoidal

Streak

White

Crystal System

Isometric

Hardness

7 - 7.5 , Extremely hard

Density

3.25 - 3.4 g/cm³, Normal Weight

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Chemical Properties of Hydrogrossular

Chemical Classification

Silicates

Formula

Ca₃Al₂(SiO₄ )_3-x (OH)_4x - where 0 < x < 1.5

Elements listed

Al, Ca, O, Si

Common Impurities

Ca, Fe

Optical Properties of Hydrogrossular

Refractive Index

1.680-1.712

Dispersion

0.02

Optical Character

Isotropic

Discover the Value of Hydrogrossular

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Rarity

Uncommon

Collection Recommendation

4.1 out of 5

Popularity

3.5

Aesthetic

4.1

Rarity

4

Sci-Cultural Value

3.8

The Market Price of Hydrogrossular

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Rough/Tumbled Price

Fixed Price

$0.2 - $1.5 g

How to Care for Hydrogrossular?

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Durability

Durable

Scratch resistance

Good

Toughness of Hydrogrossular

Poor

Fair

Good

Excellent

Hydrogrossular has good toughness, making it resistant to damage like chipping or cracking, suitable for daily wear due to its lack of cleavage and robust internal structure.

Stability of Hydrogrossular

Sensitive

Stable

Hydrogrossular's ability to withstand various conditions such as water submersion, sunlight, and dryness without irreversible damage indicates a high level of stability suitable for daily use.

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Characteristics of Hydrogrossular

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Common Questions People Also Ask

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What is hydrogrossular Garnet?

What is hydrogrossular used for?

Where is hydrogrossular found?

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