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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Dimensions at widest points approximately 90 mm x 50 mm x 8 mm thick
KA140 Kumarina Agate
Chinese Writing Stone is a porphyritic basalt (porphyry) with groups and rosettes of plagioclase feldspar
Good example of fault displacement
A bulk assortment of what we call "flat tumbled stones"
Polished Tiger Iron slab TI344 magnesite Dimensions at widest points approximatelyTI344 Tiger Iron slab, polished on one side. Dimensions at widest points approximately 230 mm x 115 mm x 13 mm thick. Weighs: 912 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.