Thaumasite
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/thaumasite/" 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/thaumasite/Add a dynamic SVG badge to your README or docs.
[](https://gemfyi.com/entity/thaumasite/)Use the native HTML custom element.
Add one script tag to your page:
<div data-gemfyi="entity" data-slug="thaumasite"></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/thaumasite/?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/thaumasite/
Shields.io-compatible SVG badge:
Web Component:
<gemfyi-entity slug="thaumasite"></gemfyi-entity>
<script src="https://cdn.jsdelivr.net/npm/gemfyi-embed@1/dist/embed.min.js" defer></script>
Physical & Optical Properties
Category
Semi-Precious Gems
Mohs Hardness
3.5
Specific Gravity
1.91
Refractive Index
1.467 – 1.505
Crystal System
Hexagonal
Luster
Vitreous
Cleavage
Poor
Fracture
Sub-Conchoidal
Color
various
Birefringence
0.038
Mohs Hardness
| Mohs | Reference mineral | Thaumasite |
|---|---|---|
| 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 Thaumasite
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 Thaumasite
硫铝钙石是一种罕见的钙硅酸盐矿物，呈白色至无色，通常以细长的六方柱状晶体产出，在建筑材料领域因可引发混凝土劣化而受到关注，宝石级标本极为罕见，主要供矿物收藏家研究。产自英国、意大利和挪威的变质矿床中，属矿物学研究的专业收藏品。
On this page
Jewelry Use
Durability
2/10
Science FYI Family
Frequently Asked Questions
What is Thaumasite?
硫铝钙石是一种罕见的钙硅酸盐矿物，呈白色至无色，通常以细长的六方柱状晶体产出，在建筑材料领域因可引发混凝土劣化而受到关注，宝石级标本极为罕见，主要供矿物收藏家研究。产自英国、意大利和挪威的变质矿床中，属矿物学研究的专业收藏品。
What is the hardness of Thaumasite?
Thaumasite has a Mohs hardness of 3.5, making it relatively soft for use in jewelry.
What color is Thaumasite?
Thaumasite is primarily Various.
How much does Thaumasite cost?
Thaumasite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Thaumasite?
Thaumasite belongs to the Hexagonal crystal system.