Purpurite
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Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
4.0 – 4.5
Specific Gravity
3.2 – 3.4
Refractive Index
1.85 – 1.92
Crystal System
Orthorhombic
Luster
Metallic
Cleavage
Distinct
Fracture
Uneven
Color
various
Birefringence
0.07
Pleochroism
Strong
Mohs Hardness
| Mohs | Reference mineral | Purpurite |
|---|---|---|
| 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 Purpurite
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 Purpurite
紫磷锰石是一种含锰的磷酸盐矿物，以其鲜艳的深紫色至玫瑰紫色著称，颜色在磷酸盐矿物中极为罕见且引人注目。紫磷锰石与磷铁矿（heterosite）构成完全类质同象系列，通常两者混合共生。它产于花岗岩伟晶岩的磷酸盐矿化带中，Namibia（纳米比亚）是最重要的商业产地，美国、葡萄牙和澳大利亚亦有产出。由于硬度较低（莫氏4-4.5）和显著解理，紫磷锰石通常以弧面形宝石的形式出现，其独特的紫色使其在追求非传统宝石的消费者中颇具吸引力。
On this page
Jewelry Use
Durability
3/10
Science FYI Family
Frequently Asked Questions
What is Purpurite?
紫磷锰石是一种含锰的磷酸盐矿物，以其鲜艳的深紫色至玫瑰紫色著称，颜色在磷酸盐矿物中极为罕见且引人注目。紫磷锰石与磷铁矿（heterosite）构成完全类质同象系列，通常两者混合共生。它产于花岗岩伟晶岩的磷酸盐矿化带中，Namibia（纳米比亚）是最重要的商业产地，美国、葡萄牙和澳大利亚亦有产出。由于硬度较低（莫氏4-4.5）和显著解理，紫磷锰石通常以弧面形宝石的形式出现，其独特的紫色使其在追求非传统宝石的消费者中颇具吸引力。
What is the hardness of Purpurite?
Purpurite has a Mohs hardness of 4.0 to 4.5, making it relatively soft for use in jewelry.
What color is Purpurite?
Purpurite is primarily Various.
How much does Purpurite cost?
Purpurite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Purpurite?
Purpurite belongs to the Orthorhombic crystal system.