Australian Black Opal Rough Rub 10cts Mulga® Field of Grawin Stunning Bright MULTIFIRES 15x14x7mm GEM455

Stunning Black opal rub with lots nice bright MULTIFIRESSource from the stable opal fields of "Mulga®" Grawin near Lightning Ridge.With Stunning Bright Multifires best to check the video for colour playThis needs some work , a final touch then a and polish. NOTE THIS IS NOT A FINISHED STONE!!! Details: #GEM455 Weight: 10cts Grade: GEM GRADE Source: NSW Australia Field: Mulga® Fields of Grawin Lightning Ridge Size: 15x14x7mm Type: Black Base  Colours: MULTIFIRES on black here State : In the Rough Rubbed  Solid, Natural, Untreated Opal MULGA® is a registered Trade Mark with in the United Kingdom.This can not be used without prior written consent.  All Rights are reserved .