Povondraite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
7.0
Specific Gravity
3.26
Crystal System
Hexagonal
Fracture
Uneven,Conchoidal
Color
various
Pleochroism
Strong: yellow-brown, dark brown, brown-black -- dark red-brown, light brown
Mohs Hardness
| Mohs | Reference mineral | Povondraite |
|---|---|---|
| 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 Povondraite
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 Povondraite
波翁德拉石是电气石超族中以铁为主的钠铁铝电气石端员，通常呈黑色至近黑色，含有极高量的三价铁，不透明至半透明，金属至树脂光泽。波翁德拉石产于超基性变质岩（如硼镁石岩）和热液矿脉中，以捷克矿物学家彼得·波翁德拉（Petr Povondra）命名。由于其深暗的颜色和较低的透明度，宝石应用几乎没有商业意义，主要作为矿物学研究标本，是研究电气石族端员矿物化学和晶体结构的重要对象。
On this page
Jewelry Use
Durability
7/10
Suitable for daily wear
Science FYI Family
Frequently Asked Questions
What is Povondraite?
波翁德拉石是电气石超族中以铁为主的钠铁铝电气石端员，通常呈黑色至近黑色，含有极高量的三价铁，不透明至半透明，金属至树脂光泽。波翁德拉石产于超基性变质岩（如硼镁石岩）和热液矿脉中，以捷克矿物学家彼得·波翁德拉（Petr Povondra）命名。由于其深暗的颜色和较低的透明度，宝石应用几乎没有商业意义，主要作为矿物学研究标本，是研究电气石族端员矿物化学和晶体结构的重要对象。
What is the hardness of Povondraite?
Povondraite has a Mohs hardness of 7.0, making it excellent for use in jewelry.
What color is Povondraite?
Povondraite is primarily Various.
How much does Povondraite cost?
Povondraite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Povondraite?
Povondraite belongs to the Hexagonal crystal system.