Hyacinth
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
6.5 – 7.5
Specific Gravity
3.93 – 4.73
Refractive Index
1.81 – 2.024
Cleavage
Indistinct
Fracture
Conchoidal
Color
various
Dispersion
0.039
Mohs Hardness
| Mohs | Reference mineral | Hyacinth |
|---|---|---|
| 1 | Talc | |
| 2 | Gypsum | |
| 3 | Calcite | |
| 4 | Fluorite | |
| 5 | Apatite | |
| 6 | Orthoclase | |
| 7 | Quartz | ● |
| 8 | Topaz | |
| 9 | Corundum | |
| 10 | Diamond |
Value & Market
Price Tier
Moderate ($50-500/ct)
Where to Buy Hyacinth
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 Hyacinth
ヒヤシンス（ヒアシンス）は、橙赤色から赤褐色のジルコンの歴史的な名称です。古代から使用されてきた名前で、現代では主に橙色・橙赤色系のジルコンを指します。スリランカ・カンボジア・タイが主要産地で、高い屈折率と分散性によるダイヤモンドに迫る輝きが特徴です。
On this page
Jewelry Use
Durability
6/10
Science FYI Family
Frequently Asked Questions
What is Hyacinth?
ヒヤシンス（ヒアシンス）は、橙赤色から赤褐色のジルコンの歴史的な名称です。古代から使用されてきた名前で、現代では主に橙色・橙赤色系のジルコンを指します。スリランカ・カンボジア・タイが主要産地で、高い屈折率と分散性によるダイヤモンドに迫る輝きが特徴です。
What is the hardness of Hyacinth?
Hyacinth has a Mohs hardness of 6.5 to 7.5, making it moderate for use in jewelry.
What color is Hyacinth?
Hyacinth is primarily Various.
How much does Hyacinth cost?
Hyacinth falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
How do you care for Hyacinth?
Hyacinth is moderately durable and best suited for earrings, pendants, and brooches. Avoid ultrasonic cleaners and harsh chemicals.