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Boulder Opal, from Australia (REF:BO4)

£ 211.00
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Boulder Opal, from Australia (REF:BO4)Boulder Opal, from Australia
Unprepared Rough Piece

Measurements Approx.
Height - 11.3 cm
Width - 7.9 cm
Length - 8.8 cm



Forming in a great variety of forms, including massive (large pieces) botryoidal (grape-shaped) reniform (kidney-shaped) and stalactitic. Though unlike most other minerals, Opal never really forms crystals


Boulder Opal is found in Queensland, Australia and forms in cracks or coatings in and around ironstone/sandstone boulders.


  

  


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