Gypsum
Embed This Widget
Add the script tag and a data attribute to embed this widget.
Embed via iframe for maximum compatibility.
<iframe src="https://gemfyi.com/iframe/entity/gypsum/" width="420" height="400" frameborder="0" style="border:0;border-radius:10px;max-width:100%" loading="lazy"></iframe>Paste this URL in WordPress, Medium, or any oEmbed-compatible platform.
https://gemfyi.com/entity/gypsum/Add a dynamic SVG badge to your README or docs.
[](https://gemfyi.com/entity/gypsum/)Use the native HTML custom element.
Add one script tag to your page:
<div data-gemfyi="entity" data-slug="gypsum"></div>
<script src="https://cdn.jsdelivr.net/npm/gemfyi-embed@1/dist/embed.min.js" defer></script>
Embed as an iframe:
<iframe src="https://gemfyi.com/iframe/entity/gypsum/?style=modern&theme=light" width="420" height="400" frameborder="0" loading="lazy" style="border:0;border-radius:10px;max-width:100%"></iframe>
Paste the URL in WordPress, Medium, or Ghost:
https://gemfyi.com/zh-hans/gems/gypsum/
Shields.io-compatible SVG badge:
Web Component:
<gemfyi-entity slug="gypsum"></gemfyi-entity>
<script src="https://cdn.jsdelivr.net/npm/gemfyi-embed@1/dist/embed.min.js" defer></script>
Physical & Optical Properties
Category
Collector Gems
Mohs Hardness
2.0
Specific Gravity
2.2 – 2.4
Refractive Index
1.521 – 1.531
Crystal System
Monoclinic
Luster
Vitreous,Silky
Fracture
Uneven
Color
various
Birefringence
0.01
Pleochroism
Nil
Mohs Hardness
| Mohs | Reference mineral | Gypsum |
|---|---|---|
| 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 Gypsum
Links may earn a commission at no extra cost to you.
About Gypsum
石膏是一种含水硫酸钙矿物，以其多种形态著称，包括细粒状的雪花石膏、透明片状的透明石膏和纤维状的绢云母石膏。雪花石膏因其洁白细腻、质地温润而被广泛用于雕刻装饰品。尽管硬度极低（2），石膏在建筑和装饰艺术中有着悠久的应用历史，精美的石膏晶体（如'沙漠玫瑰'）也是矿物收藏界的热门品种。
On this page
Jewelry Use
Durability
1/10
Science FYI Family
Frequently Asked Questions
What is Gypsum?
石膏是一种含水硫酸钙矿物，以其多种形态著称，包括细粒状的雪花石膏、透明片状的透明石膏和纤维状的绢云母石膏。雪花石膏因其洁白细腻、质地温润而被广泛用于雕刻装饰品。尽管硬度极低（2），石膏在建筑和装饰艺术中有着悠久的应用历史，精美的石膏晶体（如'沙漠玫瑰'）也是矿物收藏界的热门品种。
What is the hardness of Gypsum?
Gypsum has a Mohs hardness of 2.0, making it relatively soft for use in jewelry.
What color is Gypsum?
Gypsum is primarily Various.
How much does Gypsum cost?
Gypsum falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Gypsum?
Gypsum belongs to the Monoclinic crystal system.