Melanite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
6.5 – 7.0
Specific Gravity
3.7 – 4.1
Refractive Index
1.855 – 1.895
Crystal System
Isometric
Cleavage
None
Fracture
Conchoidal
Color
various
Dispersion
0.057
Mohs Hardness
| Mohs | Reference mineral | Melanite |
|---|---|---|
| 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 Melanite
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 Melanite
黑榴石是钛铁钙铝榴石的不透明至半透明黑色变种，以其深邃浓郁的黑色和金属光泽著称。黑榴石产于富含铁钛的碱性火成岩（如霞石正长岩）及接触变质岩中，常与霞石、长石等矿物共生。其完美的十二面体或偏方面体晶形使之成为矿物收藏的经典品种。宝石级黑榴石有时被切磨为弧面形宝石用于首饰，在维多利亚时代曾流行用于哀悼首饰，与煤玉共同作为丧服配饰。
On this page
Jewelry Use
Durability
6/10
Science FYI Family
Frequently Asked Questions
What is Melanite?
黑榴石是钛铁钙铝榴石的不透明至半透明黑色变种，以其深邃浓郁的黑色和金属光泽著称。黑榴石产于富含铁钛的碱性火成岩（如霞石正长岩）及接触变质岩中，常与霞石、长石等矿物共生。其完美的十二面体或偏方面体晶形使之成为矿物收藏的经典品种。宝石级黑榴石有时被切磨为弧面形宝石用于首饰，在维多利亚时代曾流行用于哀悼首饰，与煤玉共同作为丧服配饰。
What is the hardness of Melanite?
Melanite has a Mohs hardness of 6.5 to 7.0, making it moderate for use in jewelry.
What color is Melanite?
Melanite is primarily Various.
How much does Melanite cost?
Melanite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Melanite?
Melanite belongs to the Isometric crystal system.