From: San Luis Potosi, Mexico
Size: 5.7 x 8.9 x 5.4cm
Weight: 180g
A particularly good hyalite opal specimen from Sal Luis Potosi. This specimen creates a hollow form with a ring of orange opal around the edge, and inside are clear and white crystals of opal. The hyalite opal is growing on a matrix of chalcedony quartz.
This specimen comes with a custom mineral base.