Skip to product information
1 of 4

boulderfevermate.com

Queensland Boulder opal 11.50cts rub / rough / preform Koroit Blue fires 15x12x5mm BR#07

Queensland Boulder opal 11.50cts rub / rough / preform Koroit Blue fires 15x12x5mm BR#07

Regular price £12.00 GBP
Regular price Sale price £12.00 GBP
Sale Sold out
UK prices inc VAT. Shipping calculated at checkout.
This is a nice Boulder opal of the Queensland opal fields.
From Koroit mining area , this is a opal in ironstone matrix
blue fires showing on exposed face
Preformed so only needs a little work & a Polish lots potential here

Please note boulder opal is ironstone host rock with deposits of opal.

  • Details: #BR#07
  • Weight: 11.50cts
  • Grade: POTENTIAL GRADE
  • Base Colour:  Boulder tone
  • Source: Queensland Australia
  • Field:  Koroit
  • Size: 15x12x5mm
  • Type:   Koroit Boulder rough
  • Colours: blue colours to veins
  • State : In the Rough rubbed and preformed
  • Solid, Natural, Untreated Opal, Ironstone Host rock
View full details