Black Midnight Lace Obsidian volcanic glass. Medium chunk of Midnight lace Obsidian from Glass Butte 4.5x3x.5 (OBS002) . Great for crafts, knapping, and lapidary. Raw. As is, no returns. See photos for condition, details, and visual description.  

Rare Natural Blue Spirit Chalcanthite Specimens Available from the Blue Spirit Copper Mine in Arizona 

This specimen measures 2″ by 3/4″ wide and boasts a stunning botroydial structure and premium Blue Spirit coloration

Blue Spirit Chalcanthite is unique due to its coloration. Hosting a lighter shade of blue than most chalcanthite found elsewhere, leaning closer to turquoise in coloration than dark blue. The running theory is that this is due to an iron, lead, and/or zinc impurities 

Medium chunk of Midnight lace Obsidian from Glass Butte 3.4x3x1 (OBS001)

Medium chunk of brown-tan chert measuring approx 6″ x 3″ x 2″