Quartz var. Chalcedony
at-auction$ 20
- Locality
- Mexico
- Minerals
- Quartz
- Dimensions
- 7.7 x 5.5 x 5.5 cm
- Size class
- Small Cabinet
- SID
- SM240
A classic hollow geode-like 'chalcedony cup' from Mexico. While not very rare, these still make very showy, interesting
occurrences of quartz in its microcrystalline form.