Bytownite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
6.0 – 6.5
Specific Gravity
2.72 – 2.75
Refractive Index
1.561 – 1.583
Crystal System
Triclinic
Luster
Vitreous,Dull (Earthy)
Cleavage
Perfect
Fracture
Uneven,Conchoidal
Color
various
Birefringence
0.007
Mohs Hardness
| Mohs | Reference mineral | Bytownite |
|---|---|---|
| 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 Bytownite
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 Bytownite
倍长石是斜长石系列中介于拉长石和钙长石之间的成员，因最初发现于加拿大安大略省的拜坦（今渥太华）附近而得名。这种矿物通常呈白色至灰色，透明至半透明，以矿物标本为主要收藏形式。宝石级倍长石偶尔产自墨西哥，呈现出美丽的金黄色，相当稀少。
On this page
Jewelry Use
Durability
5/10
Science FYI Family
Frequently Asked Questions
What is Bytownite?
倍长石是斜长石系列中介于拉长石和钙长石之间的成员，因最初发现于加拿大安大略省的拜坦（今渥太华）附近而得名。这种矿物通常呈白色至灰色，透明至半透明，以矿物标本为主要收藏形式。宝石级倍长石偶尔产自墨西哥，呈现出美丽的金黄色，相当稀少。
What is the hardness of Bytownite?
Bytownite has a Mohs hardness of 6.0 to 6.5, making it moderate for use in jewelry.
What color is Bytownite?
Bytownite is primarily Various.
How much does Bytownite cost?
Bytownite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Bytownite?
Bytownite belongs to the Triclinic crystal system.