US$ 285.00
Dundas Mineral Field near Zeehan
OG190 A matching pair of polished Orbicular Granite halves with natural rough backs
Dimensions at widest points approximately 130 mm x 55 mm x 7 mm thick
Weighs: 310 grams
Polished Tiger Iron TI361 Polished dendritic opal Dundas Mineral Field near ZeehanTI361 Tiger Iron rough rock, cut and polished on one side with a rough natural back. Dimensions at widest points approximately 120 mm x 120 mm x 80 mm thick. Weighs: 1,863 grams From the Cleaverville Formation, Ord Ranges near Port Hedland, Western Australia. Age is over 3 billion years. Tiger iron is a banded iron formation (BIF) or jaspilite that has alternating layers of black and brown hematite magnetite, red jasper and chatoyant golden tiger eye.
US$ 285.00
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