Olmiite (Kalahari Manganese Fields, South Africa)
N'Chwaning 2 Mine, Kalahari Manganese Fields, South Africa. 30mm x 26mm.
A pretty "bowtie" olmiite, note there is a slight contact at the back fo the spceimen that as shown does not distract from the fron view in any way, the price has however been adjusted to make it worth the effort. Packed shipping weight +/- 90gr.