1) Potassium mineral
Found on
https://www.crosswordclues.com/clue/illite
Illite is a non-expanding, clay-sized, micaceous mineral. Illite is a phyllosilicate or layered alumino-silicate. Its structure is constituted by the repetition of tetrahedron – octahedron – tetrahedron (TOT) layers. The interlayer space is mainly occupied by poorly hydrated potassium cations responsible for the absence of swelling, even thoug...
Found on
http://en.wikipedia.org/wiki/Illite
any of a group of mica-type clay minerals widely distributed in marine shales and related sediments. Illite contains more water and less potassium ... [2 related articles]
Found on
http://www.britannica.com/eb/a-z/i/9
A mineral, typically KAl3Si3O10(OH)2, found in many clays, large working of which are found in Illinois and Michigan.
Found on
https://steelforge.com/literature/steelog-the-5000-word-metals-glossary/
any of a group of clay minerals, hydrous potassium aluminosilicates, characterized by a three-layer micalike structure and a gray, light green, or yellowish-brown color.
Found on
https://www.infoplease.com/dictionary/illite
No exact match found.
