Opal with Copper is mined in Mexico. This country has good
reputation for fire opals and only recently opals with copper have been
included in opal category
This silica forms with cooper so colour is orange swirl
pattern orange sunset tones
It is Volcanic opal
and has been called redwood stone or redwood opal.
This bubbly liquid formed a extremely wild mixture of
botryoidal forms and patterns when formed by volcanic activity .
This opal has no flash colours like Australian or Mexican
opal but good for collector to have in their opal collection a s most people
would not recognize it a s an opal
Copper is also a mineral in pink opal form west Australia and Peru a copper brings out pinks n brown colours in