Our verified sellers offer rough opal form all over the
world direct from opal miners and wholesalers. Australian opal rough has been
the most popular over the last decade but opal mining is now getting expensive
Boulder opal is still reasonable price from boulder opal
fields which includes matrix rough but cutters need slightly bigger cutting
equipment and especially larger saw blades to work this material. Opal fields
from Andamooka to Mintabie and Koroit to Yowah are now only small mining
Black opal rough form Lightning ridge NSW is in high demand
and opal miners now work this material to check if any top expensive gemstones
are in it.
Ethiopian rough opal has now filled the vied and many opal
cutters have only worked this type rough opal due to regular supplies and
inexpensive compared to Australian rough opal.
Yowah opal rough is also popular with new cutters who
appreciate the pattern in these opals. International opal fields include
Mexican opal, Honduran and Brazil opal rough but supplies are not constant and
quality varies greatly.
When a new cutter starts they should pick the opal they like
to finish and good to start with Ethiopian or Koroit rough opal. You can build
your own opal cutting machine as new ones can be very expensive and one of our members
built one and it is interesting information.
Ethiopian is hydrophane opal and requires different approach
to Australian opal.