Jacobsite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
5.5 – 6.5
Specific Gravity
4.76 – 5.03
Crystal System
Isometric
Color
various
Mohs Hardness
Mohs Hardness: 5.5 – 6.5
1 Soft10 Hard
Crystal System
Value & Market
Price Tier
Budget (< $50/ct)
Where to Buy Jacobsite
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 Jacobsite
야콥사이트는 망간 철 산화물 스피넬 그룹 광물로, 불투명한 검은색에서 짙은 갈색을 띠며 약한 자성을 보입니다. 망간 광상에서 발견되며 아연, 마그네슘을 함유하기도 합니다. 스웨덴 야콥스베리에서 처음 발견되어 이름을 얻었으며, 주로 광물학 연구와 수집 목적으로 가치를 인정받습니다.
Jewelry Use
Durability
4/10
Science FYI Family
Frequently Asked Questions
What is Jacobsite?
야콥사이트는 망간 철 산화물 스피넬 그룹 광물로, 불투명한 검은색에서 짙은 갈색을 띠며 약한 자성을 보입니다. 망간 광상에서 발견되며 아연, 마그네슘을 함유하기도 합니다. 스웨덴 야콥스베리에서 처음 발견되어 이름을 얻었으며, 주로 광물학 연구와 수집 목적으로 가치를 인정받습니다.
What is the hardness of Jacobsite?
Jacobsite has a Mohs hardness of 5.5 to 6.5, making it moderate for use in jewelry.
What color is Jacobsite?
Jacobsite is primarily Various.
How much does Jacobsite cost?
Jacobsite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Jacobsite?
Jacobsite belongs to the Isometric crystal system.