Caledonite
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Physical & Optical Properties
Category
Collector Gems
Mohs Hardness
2.5 – 3.0
Specific Gravity
5.6 – 5.76
Refractive Index
1.818 – 1.909
Crystal System
Orthorhombic
Cleavage
Perfect,Imperfect
Fracture
Uneven
Color
various
Pleochroism
Weak
Mohs Hardness
| Mohs | Reference mineral | Caledonite |
|---|---|---|
| 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 Caledonite
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About Caledonite
カレドナイトはイギリスのスコットランドにちなんで命名された、深い青緑色の小さな柱状結晶を形成する稀少で美しい塩基性硫酸銅鉛鉱物です。ナミビアのツメブ鉱山やスコットランドのランドハリス鉱山が代表的な産地で、その濃い青緑色の結晶は標本コレクターに高く評価されています。
On this page
Jewelry Use
Durability
1/10
Science FYI Family
Frequently Asked Questions
What is Caledonite?
カレドナイトはイギリスのスコットランドにちなんで命名された、深い青緑色の小さな柱状結晶を形成する稀少で美しい塩基性硫酸銅鉛鉱物です。ナミビアのツメブ鉱山やスコットランドのランドハリス鉱山が代表的な産地で、その濃い青緑色の結晶は標本コレクターに高く評価されています。
What is the hardness of Caledonite?
Caledonite has a Mohs hardness of 2.5 to 3.0, making it relatively soft for use in jewelry.
What color is Caledonite?
Caledonite is primarily Various.
How much does Caledonite cost?
Caledonite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Caledonite?
Caledonite belongs to the Orthorhombic crystal system.