- Cabinet, 9.5 x 7.5 x 5.2 cm
- Rauschermuhle, Kaiserlautern, Germany
Another old time specimen is this spheroidal, lustrous, translucent, olive green, specimen of prehnite. The true botryoidal nature and luster are most unusual for the species .The largest sphere measures 1.0 cm across. This has an uncanny resemblance to Tsumeb willemite.