Web Images Videos News

Are you looking for alkali feldspar?

Alkali feldspar - Wikipedia

The alkali feldspar group are those feldspar minerals rich in the alkali elements, potassium and sodium. The alkali feldspars include albite, anorthoclase, microcline

alkali feldspar | mineral | Britannica.com

alkali feldspar mineral, a high-temperature form of potassium aluminosilicate (KAlSi 3 O 8) that sometimes occurs in surface rocks. Sanidine forms colourless or white ...

Feldspar - Wikipedia

Compositional phase diagram of the different minerals that constitute the feldspar solid solution.

Alkali Feldspar | Definition of Alkali Feldspar by Merriam ...

Define alkali feldspar: feldspar containing alkali metals (such as sodium or potassium or both) but little calcium

Gallery of Feldspars - ThoughtCo - ThoughtCo.com is the ...

Feldspars are a group of closely related minerals that together make up the majority of the Earth's crust. All of them have a hardness of 6 on the Mohs scale, so any ...

Alkali Feldspar: Alkali Feldspar mineral information and data.

Smith, J.V., MacKenzie, W.S. (1958) Alkali feldspars. IV. The cooling history of high-temperature sodium-rich feldspars. American Mineralogist: 43: 872-889.

Feldspar Distinctions, Characteristics & Identification

About Feldspar. Search the site GO. Science. Geology Types of Rocks ... Alkali Feldspar in Detail. Alkali feldspar has the formula KAlSi 3 O 8, potassium aluminosilicate.

Alkali Feldspar - Rock Library | Imperial College London

Alkali feldspar ((K,Na)AlSi 3 O 8) Synonyms: Perthite. Silicate, Tektosilicate, Feldspar How to use crystal diagram: Alkali feldspars are feldspars rich in Na and K.


This rock sample (alkali feldspar syenite) does not contain much more than red-colored alkali feldspar. The width of the sample from Estonia is 8 cm.

An introduction to minerals and rocks under ... - OpenLearn

Anyone can learn for free on OpenLearn, ... An introduction to minerals and rocks under ... Feldspars with compositions within this range are called alkali feldspars.

Searches related to Alkali feldspar

alkali feldspar

alkali feldspar thin section

alkali feldspar granite

alkali feldspar vs plagioclase

alkali feldspar vs plagioclase feldspar

alkali feldspar properties

alkali feldspar formula

alkali feldspar in thin section

Search Index