Encyclopedia > Petalite

Article Content

Petalite

Petalite is a rare mineral, occurring crystallized and in cleavable masses, usually white, or nearly so, in color. It is a silicate of aluminia[?] and lithia[?].

Featured Article

Reformed churches

... One of the most conservative Reformed/Calvinist denominations in the world, the PRC separated from the CRC in the 1920s in a schism over the issue of common grace. ...