'Ruby Zinc' Sphalerite
at-auction$ 20
- Locality
- Mid Continent Mine, Treece, Kansas, USA
- Minerals
- Sphalerite
- Dimensions
- 7.5 x 6 x 3.5 cm
- Size class
- Small Cabinet
- SID
- M834
Specimen of solid Sphalerite with larger crystals on one side and smaller reddish orange crystals on the other, known as 'ruby jack' or 'ruby zinc' crystals. Old specimen with old label.