Foitite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
7.0
Specific Gravity
3.17
Crystal System
Hexagonal
Fracture
Irregular
Color
various
Pleochroism
Strong: pale lavender - dark blue
Mohs Hardness
| Mohs | Reference mineral | Foitite |
|---|---|---|
| 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 Foitite
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 Foitite
铁锂电气石是电气石族中一种富含铁和锂的成员，通常呈深蓝色至蓝黑色，颜色深邃而浓郁。这种矿物较为罕见，主要以块状或短柱状晶体形式产出。由于其深色和较高的不透明度，宝石级标本较为少见，主要以矿物标本形式在收藏市场流通。铁锂电气石在矿物学研究中因其独特的化学成分而受到关注。
On this page
Jewelry Use
Durability
7/10
Suitable for daily wear
Science FYI Family
Frequently Asked Questions
What is Foitite?
铁锂电气石是电气石族中一种富含铁和锂的成员，通常呈深蓝色至蓝黑色，颜色深邃而浓郁。这种矿物较为罕见，主要以块状或短柱状晶体形式产出。由于其深色和较高的不透明度，宝石级标本较为少见，主要以矿物标本形式在收藏市场流通。铁锂电气石在矿物学研究中因其独特的化学成分而受到关注。
What is the hardness of Foitite?
Foitite has a Mohs hardness of 7.0, making it excellent for use in jewelry.
What color is Foitite?
Foitite is primarily Various.
How much does Foitite cost?
Foitite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Foitite?
Foitite belongs to the Hexagonal crystal system.