Pyromorphite

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Physical & Optical Properties

Mohs Hardness 3.5 – 4.0
Specific Gravity 6.5 – 7.1
Refractive Index 2.042 – 2.059
Crystal System Hexagonal
Cleavage Imperfect
Fracture Sub-Conchoidal
Color various
Birefringence 0.01
Pleochroism Weak

Mohs Hardness

1 Talc 2 Gypsum 3 Calcite 4 Fluorite 5 Apatite 6 Orthoclase 7 Quartz 8 Topaz 9 Corundum 10 Diamond Pyromorphite
Mohs hardness of Pyromorphite shown against the ten reference minerals, from talc (1) to diamond (10).
Mohs Reference mineral Pyromorphite
1 Talc
2 Gypsum
3 Calcite
4 Fluorite
5 Apatite
6 Orthoclase
7 Quartz
8 Topaz
9 Corundum
10 Diamond

Crystal System

a a c Hexagonal a = b ≠ c, α = β = 90°, γ = 120°

Value & Market

Price Tier Budget (< $50/ct)

About Pyromorphite

磷氯铅矿是一种铅磷氯酸盐矿物,以其鲜艳的草绿色、黄绿色至橙黄色六方棱柱状晶体著称,是矿物收藏中最受欢迎的铅矿物之一。磷氯铅矿产于铅矿床的氧化带,常与白铅矿、磷铅矿和孔雀石共生。其晶体通常呈桶形六棱柱,表面具有金属至树脂光泽。由于硬度较低(莫氏3.5-4)且含铅(有毒),宝石级切割几乎不可行,其价值主要体现在矿物标本收藏方面。中国广西、美国爱达荷州和纳米比亚均产出高品质的磷氯铅矿标本。

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Frequently Asked Questions

What is Pyromorphite?
磷氯铅矿是一种铅磷氯酸盐矿物,以其鲜艳的草绿色、黄绿色至橙黄色六方棱柱状晶体著称,是矿物收藏中最受欢迎的铅矿物之一。磷氯铅矿产于铅矿床的氧化带,常与白铅矿、磷铅矿和孔雀石共生。其晶体通常呈桶形六棱柱,表面具有金属至树脂光泽。由于硬度较低(莫氏3.5-4)且含铅(有毒),宝石级切割几乎不可行,其价值主要体现在矿物标本收藏方面。中国广西、美国爱达荷州和纳米比亚均产出高品质的磷氯铅矿标本。
What is the hardness of Pyromorphite?
Pyromorphite has a Mohs hardness of 3.5 to 4.0, making it relatively soft for use in jewelry.
What color is Pyromorphite?
Pyromorphite is primarily Various.
How much does Pyromorphite cost?
Pyromorphite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Pyromorphite?
Pyromorphite belongs to the Hexagonal crystal system.

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