Dreams, dust and rust. Australia, like many other countries has had many stampedes for wealth, particularly on the gold fields. Lightning Ridge probably has never had the equivalent, but over the past 120 years Black Opal has lured many a miner to burrow 40 to 90 feet underground looking for their fortune. Some have certainly made a fortune, but 90% have had fun but lucked out. The majority of the mining today is done using a boring machine first to test the sub-strata looking for tell tale signs of water having come up from artesian sources or run down through cracks and faults providing the required moisture to create the silica nodules or reefs of silica that will form opal. As we discovered, they can find the black nodules, but only a small percentage of the
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