The Splender of Opal

by denndragon , 5 months ago

Mission Description

The town of Coober Pedy in South Australia is a major source of white and crystal opal. Lightning Ridge in New South Wales, is the main source of black opal. Boulder opal consists of concretions and fracture fillings in a dark siliceous ironstone matrix and is found sporadically in western Queensland. Besides the gemstone varieties that show a play of color, there are other kinds of common opal such as the milk opal, milky bluish to greenish (which can sometimes be of gemstone quality)and resin opal, honey-yellow with a resinous luster.

denndragon, level 14, created this mission for level 1 players and above.

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