Norbergite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
6.0 – 6.5
Specific Gravity
3.177
Refractive Index
1.563 – 1.593
Crystal System
Orthorhombic
Luster
Vitreous,Resinous
Fracture
Uneven,Sub-Conchoidal
Color
various
Pleochroism
Pale yellow - very pale yellow - colorless
Mohs Hardness
Mohs Hardness: 6.0 – 6.5
1 Soft10 Hard
Crystal System
Value & Market
Price Tier
Moderate ($50-500/ct)
Where to Buy Norbergite
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 Norbergite
노르베르가이트는 마그네슘 플루오로 규산염 광물로, 황색 내지 황갈색의 투명한 결정이 특징입니다. 스웨덴 노르베르그 광산이 원산지이며, 변성 석회암(스카른)에서 산출됩니다. 포스테라이트 그룹에 속하며, 보석으로는 드물게 연마되지만 광물 수집에서 귀하게 여겨집니다.
Jewelry Use
Durability
5/10
Science FYI Family
Frequently Asked Questions
What is Norbergite?
노르베르가이트는 마그네슘 플루오로 규산염 광물로, 황색 내지 황갈색의 투명한 결정이 특징입니다. 스웨덴 노르베르그 광산이 원산지이며, 변성 석회암(스카른)에서 산출됩니다. 포스테라이트 그룹에 속하며, 보석으로는 드물게 연마되지만 광물 수집에서 귀하게 여겨집니다.
What is the hardness of Norbergite?
Norbergite has a Mohs hardness of 6.0 to 6.5, making it moderate for use in jewelry.
What color is Norbergite?
Norbergite is primarily Various.
How much does Norbergite cost?
Norbergite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Norbergite?
Norbergite belongs to the Orthorhombic crystal system.