Feldspar (Orthoclase)

KAlSi3O8

Add one script tag to your page:

<div data-mineralfyi="entity" data-slug="feldspar-orthoclase"></div>
<script src="https://cdn.jsdelivr.net/npm/mineralfyi-embed@1/dist/embed.min.js" defer></script>

Embed as an iframe:

<iframe src="https://mineralfyi.com/iframe/entity/feldspar-orthoclase/?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://mineralfyi.com/ar/mineral/feldspar-orthoclase/

Shields.io-compatible SVG badge:

Feldspar (Orthoclase) badge ![Feldspar (Orthoclase)](https://mineralfyi.com/badge/entity/feldspar-orthoclase.svg)

Web Component:

<mineralfyi-entity slug="feldspar-orthoclase"></mineralfyi-entity>
<script src="https://cdn.jsdelivr.net/npm/mineralfyi-embed@1/dist/embed.min.js" defer></script>

Orthoclase is a potassium feldspar and one of the most common minerals in the Earth's crust. It is an essential component of granite and many other igneous rocks. Moonstone is a gem variety of orthoclase.

النظام البلوري Monoclinic
صنف المعدن 09 Silicates
صلادة موس 6.0-6.5
الكثافة النوعية 2.55-2.63
اللون White, pink, cream, gray
اللمعان Vitreous
لون الخط White
الانفصام Perfect {001}, good {010}
الكسر Uneven to conchoidal
الشفافية Translucent
الشكل البلوري Prismatic, tabular

صلادة موس

Mohs Hardness: 6,0 – 6,5
1 Soft10 Hard

النظام البلوري

Monoclinic

Frequently Asked Questions

What is the hardness of Feldspar (Orthoclase)?
Feldspar (Orthoclase) has a Mohs hardness of 6.0-6.5.
What crystal system does Feldspar (Orthoclase) belong to?
Feldspar (Orthoclase) crystallizes in the Monoclinic crystal system.
What color is Feldspar (Orthoclase)?
Feldspar (Orthoclase) is typically White, pink, cream, gray.
What type of luster does Feldspar (Orthoclase) have?
Feldspar (Orthoclase) exhibits a Vitreous luster.
What is the chemical formula of Feldspar (Orthoclase)?
The chemical formula of Feldspar (Orthoclase) is KAlSi3O8.