The difference between rough nobby opal and seam opal from Lightning Ridge
There are two types of rough opal found in Lightning Ridge; nobby opal and seam opal. What are they? And how can you spot them? … Read more
Harlequin Opal: The Rarest Black Opal Pattern of them All
Nowadays, we refer to lots of different types of harlequin pattern in opal. It has become a bit of a catchall phrase for great blocks … Read more
Opal Fossils
Opal fossils are opals formed in the cavity left underground by an animal that has perished and left the shape of its former self to … Read more
Matrix Opal
Matrix opal is a treated opal that comes from in Australia. It is defined as opal in host rock. The main field that produces this … Read more
Bodytone Chart And Brightness Scale Explained Simply For Opal
Watch me explaining body tone chart and the brightness scale. This is only a guide to show you how the scales work.
Solid Black Opal
Solid black opal is found mainly in Lightning Ridge in Australia. Black opal is a dark-bodied or a dark tint throughout the opal, making the … Read more
Jelly Opal
Jelly opal is an opal that has a jelly look to it. It is just like crystal opal but the opal color is a little … Read more
