US$ 24.99
• Ocean Jasper
natural unique formed shape and rainbow flashes
2cm x 2cm)
as pictured
Rare Hackmanite Small Palmstone (UV + Tenebrescent) Zeolite • Ocean JasperA polished small palmstone of Hackmanite. A rare stone which is UV reactive and has a unique reaction known as 'Tenebrescence'. Tenebrescence (also known as reversible photochromism) is the rare ability of certain minerals to change color when exposed to light (such as UV rays or sunlight), and then slowly revert to their original color in the dark. This reaction has been captured on camera. The first 2 photos of the darker purple are after being