US$ 48.00
due to the presence of Serpentine
5 g) Silver Sheen Obsidian Oval Extra Large (11
Available in the following approximate Sizes and weights:
People who wish to find new opportunities in their life
Gao-Guenie is often called the falling star
Glauberite Mineral Specimen (California, USA) Size:Option E (25.3 g) due to the presence ofGlauberite Mineral Specimen Glauberite [sodium calcium sulfate, Na2Ca(SO4)2] crystallizes in the monoclinic system as tabular or prismatic, steeply inclined, wedge shaped, dipyramidal crystals. Glauberite crystals are very soft (Mohs hardness of 2. 5 3. 0) and unstable and as they dissolve or crumble, they may be altered or replaced by more stable minerals such as gypsum or calcite, thus forming pseudomorphs. Glauberite is popular among collectors for