Grossular
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
7.0 – 7.5
Specific Gravity
3.55 – 3.73
Refractive Index
1.73 – 1.76
Crystal System
Isometric
Luster
Vitreous
Cleavage
None
Fracture
Conchoidal
Color
various
Dispersion
0.02
Mohs Hardness
| Mohs | Reference mineral | Grossular |
|---|---|---|
| 1 | Talc | |
| 2 | Gypsum | |
| 3 | Calcite | |
| 4 | Fluorite | |
| 5 | Apatite | |
| 6 | Orthoclase | |
| 7 | Quartz | ● |
| 8 | Topaz | |
| 9 | Corundum | |
| 10 | Diamond |
Crystal System
Value & Market
Price Tier
Moderate ($50-500/ct)
Where to Buy Grossular
Blue Nile
Fine jewelry retailer
James Allen
Gemstone jewelry
Brilliant Earth
Ethically sourced gems
Amazon
Wide selection
Links may earn a commission at no extra cost to you.
About Grossular
グロッシュラーは、カルシウムアルミニウムガーネットで、無色から緑・黄・橙・赤など多彩な色を示します。鮮緑色の「ツァボライト」（ケニア産）、橙色の「ヘッソナイト」、無色の「ロッゾランテ」などが宝石として有名です。スベスベした表面とガーネット特有の輝きが特徴で、宝飾品として広く使用されます。
On this page
Jewelry Use
Durability
7/10
Suitable for daily wear
Science FYI Family
Frequently Asked Questions
What is Grossular?
グロッシュラーは、カルシウムアルミニウムガーネットで、無色から緑・黄・橙・赤など多彩な色を示します。鮮緑色の「ツァボライト」（ケニア産）、橙色の「ヘッソナイト」、無色の「ロッゾランテ」などが宝石として有名です。スベスベした表面とガーネット特有の輝きが特徴で、宝飾品として広く使用されます。
What is the hardness of Grossular?
Grossular has a Mohs hardness of 7.0 to 7.5, making it excellent for use in jewelry.
What color is Grossular?
Grossular is primarily Various.
How much does Grossular cost?
Grossular falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Grossular?
Grossular belongs to the Isometric crystal system.