achtaragdite Min.
[f. Achtaragda a Russian river + -ite min. formative.]
An earthy hydrous aluminous silicate, considered by Dana a doubtful species, and placed in his appendix to clays.

Useful english dictionary. 2012.

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.