Marcasite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
6.0 – 6.5
Specific Gravity
4.8 – 4.9
Crystal System
Orthorhombic
Cleavage
Poor
Fracture
Uneven
Color
various
Pleochroism
Nil
Mohs Hardness
| Mohs | Reference mineral | Marcasite |
|---|---|---|
| 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 Marcasite
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 Marcasite
白铁矿与黄铁矿具有相同的化学成分（二硫化铁），但晶体结构不同，属于斜方晶系，常呈板状或矛状晶形。白铁矿呈铜黄色，表面具有金属光泽，但化学性质不稳定，在潮湿环境中容易氧化分解，表面泛黄或产生白色粉末。在维多利亚时代，白铁矿（实为黄铁矿）常被镶嵌于银制首饰中，模仿玫瑰切割钻石的效果，深受追捧。由于其不稳定性，博物馆中的白铁矿标本保存是一大难题。
On this page
Jewelry Use
Durability
5/10
Science FYI Family
Frequently Asked Questions
What is Marcasite?
白铁矿与黄铁矿具有相同的化学成分（二硫化铁），但晶体结构不同，属于斜方晶系，常呈板状或矛状晶形。白铁矿呈铜黄色，表面具有金属光泽，但化学性质不稳定，在潮湿环境中容易氧化分解，表面泛黄或产生白色粉末。在维多利亚时代，白铁矿（实为黄铁矿）常被镶嵌于银制首饰中，模仿玫瑰切割钻石的效果，深受追捧。由于其不稳定性，博物馆中的白铁矿标本保存是一大难题。
What is the hardness of Marcasite?
Marcasite has a Mohs hardness of 6.0 to 6.5, making it moderate for use in jewelry.
What color is Marcasite?
Marcasite is primarily Various.
How much does Marcasite cost?
Marcasite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Marcasite?
Marcasite belongs to the Orthorhombic crystal system.