Cinnabar
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Physical & Optical Properties
Category
Collector Gems
Mohs Hardness
2.0 – 2.5
Specific Gravity
8.0 – 8.2
Refractive Index
2.905 – 3.25
Crystal System
Trigonal
Cleavage
Perfect
Fracture
Uneven,Splintery
Color
various
Birefringence
0.351
Pleochroism
Nil
Mohs Hardness
| Mohs | Reference mineral | Cinnabar |
|---|---|---|
| 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
Budget (< $50/ct)
Where to Buy Cinnabar
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About Cinnabar
辰砂（シンナバー）は歴史的に「朱色」として知られる顔料の原料として用いられてきた鮮やかな朱赤から深紅色の硫化水銀鉱物です。古代ローマ・中国・マヤ文明などで赤色顔料・化粧品・漆器として利用されましたが、水銀中毒の危険性があります。中国の貴州省・スペインのアルマデン・ペルーが現代の主要産地です。
On this page
Jewelry Use
Durability
1/10
Science FYI Family
Frequently Asked Questions
What is Cinnabar?
辰砂（シンナバー）は歴史的に「朱色」として知られる顔料の原料として用いられてきた鮮やかな朱赤から深紅色の硫化水銀鉱物です。古代ローマ・中国・マヤ文明などで赤色顔料・化粧品・漆器として利用されましたが、水銀中毒の危険性があります。中国の貴州省・スペインのアルマデン・ペルーが現代の主要産地です。
What is the hardness of Cinnabar?
Cinnabar has a Mohs hardness of 2.0 to 2.5, making it relatively soft for use in jewelry.
What color is Cinnabar?
Cinnabar is primarily Various.
How much does Cinnabar cost?
Cinnabar falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Cinnabar?
Cinnabar belongs to the Trigonal crystal system.