Cuprite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
3.5 – 4.0
Specific Gravity
5.85 – 6.15
Refractive Index
2.849
Crystal System
Isometric
Luster
Metallic
Cleavage
Distinct
Fracture
Uneven
Color
various
Mohs Hardness
| Mohs | Reference mineral | Cuprite |
|---|---|---|
| 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
Budget (< $50/ct)
Where to Buy Cuprite
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 Cuprite
キュープライトは、酸化第一銅（Cu₂O）からなる鉱物で、深紅色から暗赤色の美しい色彩を持ちます。アダマンティン光沢から金属光沢を示し、透明石は希少で価値があります。モース硬度が3.5と低く傷つきやすいため、主にコレクターズアイテムですが、その赤の深みは他に類を見ません。
On this page
Jewelry Use
Durability
2/10
Science FYI Family
Frequently Asked Questions
What is Cuprite?
キュープライトは、酸化第一銅（Cu₂O）からなる鉱物で、深紅色から暗赤色の美しい色彩を持ちます。アダマンティン光沢から金属光沢を示し、透明石は希少で価値があります。モース硬度が3.5と低く傷つきやすいため、主にコレクターズアイテムですが、その赤の深みは他に類を見ません。
What is the hardness of Cuprite?
Cuprite has a Mohs hardness of 3.5 to 4.0, making it relatively soft for use in jewelry.
What color is Cuprite?
Cuprite is primarily Various.
How much does Cuprite cost?
Cuprite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Cuprite?
Cuprite belongs to the Isometric crystal system.