Polished Tiger Iron slab TI374 purple lepidolite Dimensions approximately 150 mm x

Dimensions approximately 150 mm x 90 mm x 16 mm thick

A beautiful display piece with a cut base

Dimensions at widest points are approximately 105 mm x 85 mm x 55 mm

GRN96  Green Opal & Magnesite rough rock

Polished Tiger Iron slab TI374 purple lepidolite Dimensions approximately 150 mm xTI374 Tiger Iron slab, polished on one side. Large, museum quality geological specimen displaying folding ! Dimensions at widest points approximately 330 mm x 260 mm x 12 mm thick. Weighs: 2,460 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