Some relatively rare broken octahedra of the zinc-rich spinel species called gahnite. The gahnites are mostly cleavage but considering that most is found as micros these get a pass, some faces can be seen as well. Calcite matrix glows orange under SW. Comes from the classic, historic locality of Franklin, NJ.
Be the first to know: latest additions, featured minerals, events, and exclusive updates await you.
Subscribe Now!
Website design by Melanie Lane.
Development and maintenance by Wenex Media Works.