Hercynite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
7.5 – 8.0
Specific Gravity
4.39
Refractive Index
1.8 – 1.83
Crystal System
Isometric
Fracture
Conchoidal
Color
various
Mohs Hardness
| Mohs | Reference mineral | Hercynite |
|---|---|---|
| 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 Hercynite
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 Hercynite
铁尖晶石是尖晶石族中含铁的成员，通常呈深绿色至黑色，具有金属至玻璃光泽。铁尖晶石主要产于高温变质岩、玄武岩和某些陨石中，在矿物学研究中常用于判断地质环境。由于颜色较深且不透明，宝石价值有限，主要以矿物标本形式供学术研究，在专业矿物收藏界有一定的关注度。
On this page
Jewelry Use
Durability
8/10
Suitable for daily wear
Science FYI Family
Frequently Asked Questions
What is Hercynite?
铁尖晶石是尖晶石族中含铁的成员，通常呈深绿色至黑色，具有金属至玻璃光泽。铁尖晶石主要产于高温变质岩、玄武岩和某些陨石中，在矿物学研究中常用于判断地质环境。由于颜色较深且不透明，宝石价值有限，主要以矿物标本形式供学术研究，在专业矿物收藏界有一定的关注度。
What is the hardness of Hercynite?
Hercynite has a Mohs hardness of 7.5 to 8.0, making it excellent for use in jewelry.
What color is Hercynite?
Hercynite is primarily Various.
How much does Hercynite cost?
Hercynite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Hercynite?
Hercynite belongs to the Isometric crystal system.