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Munjina Stone 129.61 ct.



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Munjina Stone 129.61 ct.

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The so called Munjina Stone, is a silicified pelite (mudstone) Comes from the Chichester Ranges in the Pilbara region of Western Australia, approx. 800 miles N. of the capital, Perth. It occurs in the Jeerinah Formation which is part of the Fortescue Group in the Hamersley Basin.  Age is late Archaean & was deposited between 2765 & 2687  million years ago. Size:74x45x6.2 mm. Weight: 129.61 ct. CODE#2760