Fire Opal - Freeform fossilized resin The iron oxide impurities may

The iron oxide impurities may have been introduced into the calcite during its crystallization process

Yellow Aventurine

with occasional concentric “eye” formations that are characteristic of high-quality malachite from this region

Pieces like this tend to attract people who appreciate structure

but its unique chemistry and deeper blue tones set it apart

Fire Opal - Freeform fossilized resin The iron oxide impurities mayMined from: Opal Butte area, near Morrow County, Oregon, USA Description: This Oregon fire opal has been cut and polished into a sculptural freeform, showing a mix of translucent honey, caramel, and deeper brown tones with sharp internal contrast. The piece has natural fracturing and internal planes that create depth, along with fine black dendritic inclusions that branch through the lighter areas. Oregon material tends to be more subtle than the