- Chalcophyllite (Large Piece!)
- Cabinet, 9.5 x 8.5 x 3.9 cm
- Majuba Hill, Pershing Co., Nevada, USA
- Ex. Dr. Mark Feinglos
An exceptionally large and rich specimen with rare, isolated crystals that are eye-visible and brilliantly blue like the old Cornwall classics! Rare in this quality, let alone the size of the piece overall.