Opal after Bivalve
at-auction$ 20
- Locality
- Coober Pedy, South Australia, Australia
- Minerals
- Opal
- Dimensions
- 3.5 x 3 x 2.3 cm
- Size class
- Miniature
- SID
- LL287
Fossil bivalve that has been replaced by colorful opal. The center is filled with a siltstone but the shell itself is all solid colorful opal. Note this is totally natural and not polished. If polished, like many of these are, the shell could become very colorful. Ex. Chuck Trantham collection.