US$ 19.00
Porphyry is a general term that is used rather loosely for igneous rocks which contain relatively large isolated crystals set in a fine-grained groundmass
13 mm thick
From Mooka Creek near the Kennedy Ranges
From the Ord Ranges
Weighs 384 grams
Polished Magnesite slab. MAP182 Orbicular Granite Porphyry is a general termMAP182. Magnesite (Lemon chrysoprase) slab polished on one side. The subtle lime green colouration is caused by the presence of nickel mineralisation. Dimensions at widest points approximately 80 mm x 60 mm x 14 mm thick. Weighs 130 grams. From north of Kalgoorlie, Western Australia.
US$ 19.00
US$ 37.99
US$ 9240.00