BOLTWOODITE, UV SW,
Rössing Mine, Arandis, Swakopmund District, Namibia
Photo & Col. © G. Barmarin
BOLTWOODITE, Daylight,
Rössing Mine, Arandis, Swakopmund District, Namibia
Photo & Col. © G. Barmarin
BOLTWOODITE, UV LW,
Rössing Mine, Arandis, Swakopmund District, Namibia
Photo & Col. © G. Barmarin