Pargasite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
5.0 – 6.0
Specific Gravity
3.04 – 3.26
Refractive Index
1.613 – 1.663
Crystal System
Monoclinic
Cleavage
Perfect
Color
various
Birefringence
0.02
Pleochroism
Orange/brown stones - distinct: colorless to yellow - light brown - brown; Green stones - distinct: greenish-yellow - emerald-green - greenish-blue
Mohs Hardness
| Mohs | Reference mineral | Pargasite |
|---|---|---|
| 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 Pargasite
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 Pargasite
パーガサイトは、カルシウム・ナトリウム・マグネシウム・鉄・アルミニウムのケイ酸塩水酸化物の角閃石族鉱物で、高温変成岩や火成岩環境に産し、通常は暗緑色〜褐緑色、稀に青色や無色の単斜柱状結晶を形成してガラス光沢を示します。フィンランドのパルガス地区にちなんで命名され、結晶質石灰岩・塩基性火成岩・ペリドタイトにも産します。稀少な透明緑色〜淡青色の切り石は角閃石族のコレクター宝石として珍重されています。
On this page
Jewelry Use
Durability
4/10
Science FYI Family
Frequently Asked Questions
What is Pargasite?
パーガサイトは、カルシウム・ナトリウム・マグネシウム・鉄・アルミニウムのケイ酸塩水酸化物の角閃石族鉱物で、高温変成岩や火成岩環境に産し、通常は暗緑色〜褐緑色、稀に青色や無色の単斜柱状結晶を形成してガラス光沢を示します。フィンランドのパルガス地区にちなんで命名され、結晶質石灰岩・塩基性火成岩・ペリドタイトにも産します。稀少な透明緑色〜淡青色の切り石は角閃石族のコレクター宝石として珍重されています。
What is the hardness of Pargasite?
Pargasite has a Mohs hardness of 5.0 to 6.0, making it moderate for use in jewelry.
What color is Pargasite?
Pargasite is primarily Various.
How much does Pargasite cost?
Pargasite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Pargasite?
Pargasite belongs to the Monoclinic crystal system.