Pumpellyite Subgroup
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
5.0 – 6.0
Specific Gravity
3.2 – 3.3
Refractive Index
1.674 – 1.764
Color
various
Birefringence
0.014
Mohs Hardness
| Mohs | Reference mineral | Pumpellyite Subgroup |
|---|---|---|
| 1 | Talc | |
| 2 | Gypsum | |
| 3 | Calcite | |
| 4 | Fluorite | |
| 5 | Apatite | ● |
| 6 | Orthoclase | ● |
| 7 | Quartz | |
| 8 | Topaz | |
| 9 | Corundum | |
| 10 | Diamond |
Value & Market
Price Tier
Budget (< $50/ct)
Where to Buy Pumpellyite Subgroup
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 Pumpellyite Subgroup
パンペリー石亜族は、オリーブグリーン〜青緑色のガラス光沢を持つソロケイ酸塩鉱物グループで、低変成度の変成岩や熱水変質した玄武岩の脈状充填鉱物として世界各地に産します。米国の地質学者ラファエル・パンペリーにちなんで命名されています。主に鉱物学的関心の対象ですが、一部の透明緑色標本はコレクター向けに切り石にされることがあります。
On this page
Jewelry Use
Durability
4/10
Science FYI Family
Frequently Asked Questions
What is Pumpellyite Subgroup?
パンペリー石亜族は、オリーブグリーン〜青緑色のガラス光沢を持つソロケイ酸塩鉱物グループで、低変成度の変成岩や熱水変質した玄武岩の脈状充填鉱物として世界各地に産します。米国の地質学者ラファエル・パンペリーにちなんで命名されています。主に鉱物学的関心の対象ですが、一部の透明緑色標本はコレクター向けに切り石にされることがあります。
What is the hardness of Pumpellyite Subgroup?
Pumpellyite Subgroup has a Mohs hardness of 5.0 to 6.0, making it moderate for use in jewelry.
What color is Pumpellyite Subgroup?
Pumpellyite Subgroup is primarily Various.
How much does Pumpellyite Subgroup cost?
Pumpellyite Subgroup falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
How do you care for Pumpellyite Subgroup?
Pumpellyite Subgroup is moderately durable and best suited for earrings, pendants, and brooches. Avoid ultrasonic cleaners and harsh chemicals.