Covellite
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Physical & Optical Properties
Category
Collector Gems
Mohs Hardness
1.5 – 2.0
Specific Gravity
4.6 – 4.76
Refractive Index
1.45 – 2.62
Crystal System
Hexagonal
Luster
Resinous,Pearly,Dull (Earthy),Submetallic
Cleavage
Perfect
Fracture
Uneven
Color
various
Birefringence
1.17
Pleochroism
Marked, deep blue to pale blue.
Mohs Hardness
| Mohs | Reference mineral | Covellite |
|---|---|---|
| 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 Covellite
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About Covellite
コベライトは、鮮やかな藍青色から紫紺色を示す銅硫化鉱物（CuS）です。金属光沢を持ち、干渉色によって虹彩が生じることがあります。劈開が完全で薄片に剥離する性質があり、宝石としての耐久性は低いものの、その独特の色彩から希少なコレクターズアイテムとして珍重されています。主要産地はイタリア、アメリカ、チリなどです。
On this page
Jewelry Use
Durability
1/10
Science FYI Family
Frequently Asked Questions
What is Covellite?
コベライトは、鮮やかな藍青色から紫紺色を示す銅硫化鉱物（CuS）です。金属光沢を持ち、干渉色によって虹彩が生じることがあります。劈開が完全で薄片に剥離する性質があり、宝石としての耐久性は低いものの、その独特の色彩から希少なコレクターズアイテムとして珍重されています。主要産地はイタリア、アメリカ、チリなどです。
What is the hardness of Covellite?
Covellite has a Mohs hardness of 1.5 to 2.0, making it relatively soft for use in jewelry.
What color is Covellite?
Covellite is primarily Various.
How much does Covellite cost?
Covellite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Covellite?
Covellite belongs to the Hexagonal crystal system.