Dolomite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
3.5 – 4.0
Specific Gravity
2.8 – 2.95
Refractive Index
1.498 – 1.681
Crystal System
Trigonal
Luster
Vitreous,Pearly
Cleavage
Perfect
Fracture
Sub-Conchoidal
Color
various
Birefringence
0.179
Pleochroism
Nil
Mohs Hardness
| Mohs | Reference mineral | Dolomite |
|---|---|---|
| 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 Dolomite
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 Dolomite
白云石是一种碳酸钙镁矿物，广泛存在于沉积岩中，既是重要的岩石造岩矿物，也偶尔产出宝石级标本。宝石级白云石通常呈无色、白色、粉红色或黄色，具有珍珠至玻璃光泽，晶体呈菱面体形态。尽管其硬度较低（3.5-4），不适合日常佩戴，但精美的晶体标本因形态优美而深受矿物收藏家喜爱。
On this page
Jewelry Use
Durability
2/10
Science FYI Family
Frequently Asked Questions
What is Dolomite?
白云石是一种碳酸钙镁矿物，广泛存在于沉积岩中，既是重要的岩石造岩矿物，也偶尔产出宝石级标本。宝石级白云石通常呈无色、白色、粉红色或黄色，具有珍珠至玻璃光泽，晶体呈菱面体形态。尽管其硬度较低（3.5-4），不适合日常佩戴，但精美的晶体标本因形态优美而深受矿物收藏家喜爱。
What is the hardness of Dolomite?
Dolomite has a Mohs hardness of 3.5 to 4.0, making it relatively soft for use in jewelry.
What color is Dolomite?
Dolomite is primarily Various.
How much does Dolomite cost?
Dolomite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Dolomite?
Dolomite belongs to the Trigonal crystal system.