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Explore Chrysoprase Gemstones, Australian Stones and more!

Beautiful Mookaite Jasper. Mookaite is found only in Australia and is actually a fossiliferous sedimentary rock & it is reasonably common to find cavities left by decomposed belemnite casts or in some rare cases , impressions of ammonites. http://topgems.homestead.com/gemstone_information_mookaite.html