Holmquistite
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/holmquistite/" 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/holmquistite/Add a dynamic SVG badge to your README or docs.
[](https://gemfyi.com/entity/holmquistite/)Use the native HTML custom element.
Add one script tag to your page:
<div data-gemfyi="entity" data-slug="holmquistite"></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/holmquistite/?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/ja/gems/holmquistite/
Shields.io-compatible SVG badge:
Web Component:
<gemfyi-entity slug="holmquistite"></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
5.0 – 6.0
Specific Gravity
2.95 – 3.13
Refractive Index
1.622 – 1.666
Crystal System
Orthorhombic
Luster
Vitreous
Cleavage
Perfect
Color
various
Pleochroism
Strong in shades of violet when dark-colored.
Mohs Hardness
| Mohs | Reference mineral | Holmquistite |
|---|---|---|
| 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 Holmquistite
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 Holmquistite
ホルムクビスタイトは、リチウムマグネシウムアルミニウムアンフィボール（角閃石）で、青紫色から黒色を示す稀少な鉱物です。花崗岩ペグマタイトと変成岩の接触帯に産出します。スウェーデンの鉱物学者ペル・ヨハン・ホルムクビストに因んで命名されました。宝石としての利用はほとんどありません。
On this page
Jewelry Use
Durability
4/10
Science FYI Family
Frequently Asked Questions
What is Holmquistite?
ホルムクビスタイトは、リチウムマグネシウムアルミニウムアンフィボール（角閃石）で、青紫色から黒色を示す稀少な鉱物です。花崗岩ペグマタイトと変成岩の接触帯に産出します。スウェーデンの鉱物学者ペル・ヨハン・ホルムクビストに因んで命名されました。宝石としての利用はほとんどありません。
What is the hardness of Holmquistite?
Holmquistite has a Mohs hardness of 5.0 to 6.0, making it moderate for use in jewelry.
What color is Holmquistite?
Holmquistite is primarily Various.
How much does Holmquistite cost?
Holmquistite falls into the Budget (< $50/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Holmquistite?
Holmquistite belongs to the Orthorhombic crystal system.