5.4" Sulfur and Celestite Crystal Association - Italy
This specimen comes with an acrylic display stand.
Celestite or Celestine consists of strontium sulfate (SrSO4). It tends to form attractive, well-shaped crystals often found inside of geodes.
The chemical composition of sulfur crystal is S8, meaning 8 sulfur atoms bonded together to form a sulfur molecule. The crystal structure is typically tabular or as blocky dipyramids that form in sedimentary rock.