Rare clear Hyalite Opal specimen yellow - UV Mineral This beautiful mineral specimen is characterized by an impressive yellow transparent hyalite crystal formation. Hyalite is a fascinating variation of opal, which is particularly known for its unique optical properties. What is special about this piece is its reaction to UV light: under ultraviolet light it glows in a brilliant neon yellow, revealing its hidden beauty. This property makes it a sought-after collector's item for mineral lovers and UV enthusiasts alike. The compact size of 16*11*9 mm makes this mineral a handy specimen, perfect for detailed study and presentation. Weighing only 1.24g, it is also easy to handle and transport. This rare piece comes from the Erongo region of Namibia, an area known for its exceptional mineral deposits. The provenance gives the mineral additional value for collectors and geology enthusiasts. Brief overview of the main features: Material: Hyalite Opal (Variation of Opal) Color: yellow, transparent Special feature: Glows neon yellow under UV light Dimensions: 16*11*9mm Weight: 1.24g Location: Erongo, Namibia Combined shipping possible. Offer No. 3507