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Comments: Botryoidal green mottramite on white calcite.
Location: Tsumeb Mine,Tsumeb, Namibia.
Scale: 7.5 cm by 8 cm.
© Kevin Ward
Mottramite: PbCu(VO4)(OH) Beaverite: PbCu++(Fe+++,Al)2(SO4)2(OH)6
Comments: Specimen of quartz with a thick druse of green mottramite (cuprodescloizite) crystals and a scattered grouping of micro beaverite crystals (lemon yellow in color).
Location: Tsumeb Mine, Tsumeb, Namibia.
Scale: 3.3 x 2.5 cm.
© John Veevaert