US$ 28.00
PG117 Pegmatite slab
The subtle lime green colouration is caused by the presence of nickel mineralisation
age approx
banded chert
TI212 Tiger Iron slab
Polished Tiger Iron slab TI212 tube agate PG117 Pegmatite slabTI212 Tiger Iron slab, cut and polished on one side. Dimensions at widest points approximately 110 mm x 100 mm wide x 6. 5 mm thick. Weighs: 208 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$ 28.00
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