Britannica AI Icon

Quick Summary

Cookeite is a mineral related to lepidolite, a type of mica. It is classified as a dioctahedral chlorite, where lithium substitutes for aluminum within its octahedral sheets. This mineral is named after Josiah P. Cooke, an American chemist.12

Summary created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.

Ask Britannica AI about this topic

Britannica doesn't have a full article on this topic, so we've curated a list of our relevant coverage.