Polished Magnesite specimen. MAP188 black conglomerate Weighs 927 grams

Weighs 927 grams

From Yundamindra in the Eastern Goldfields area of Western Australia

Weighs 675 grams

Dimensions at widest points approximately 370 mm x 110  mm with slightly tapering thickness of 11 - 14 mm

Dimensions approximately 180 mm x 100 mm x 5 mm thick

Polished Magnesite specimen. MAP188 black conglomerate Weighs 927 gramsMAP188. Magnesite (Lemon chrysoprase) rough rock, cut and polished on one side with a natural back. Dimensions at widest points approximately 120 mm x 50 mm x 60 mm thick. Weighs 840 grams. Thick enough to cut more slices or leave intact as a display specimen ! The subtle lime green colouration is caused by the presence of nickel mineralisation. From north of Kalgoorlie , Western Australia.