5203 Diamond, Sierra Leone April 26, 2020 Steve Africa Sierra Leone 5200-5203 mounted in one box. by Jules Bernhardt in 1976. Video best viewed full screen.
Australasia Australia New South Wales 1883 Diamond, Bingara-Copeton, New South Wales November 27, 2018
Cumbria England United Kingdom 10036 Graphite, Wad Mine (Plumbago Mine; Graphite Mine), Seathwaite, Borrowdale, North and Western Region (Cumberland), Cumbria, England October 5, 2019
