Black Barite - Specimen ord Approximate Size of 1 piece:

Approximate Size of 1 piece: 6

It's important to note that excessive exposure to light can lead to fading of the tenebrescent effect in hackmanite

along with some iron staining that adds those tan and brown tones

which is why pieces like these can preserve such clear ribbing

Moss agate forms when minerals such as iron or manganese oxide crystallize within the chalcedony during its formation process

Black Barite - Specimen ord Approximate Size of 1 piece:Mined from: Mibladen mining district, Midelt Province, Dra Tafilalet Region, Morocco Description: This striking Black Barite specimen from Morocco showcases a dramatic and sculptural crystal formation with sharp, elongated blades and bold geometric faces. Its dark metallic gray to black tones are beautifully contrasted by lighter natural matrix material, giving the piece a powerful and elegant display presence. The specimen features an eye catching,