1) Lead mineral
Found on
https://www.crosswordclues.com/clue/duftite
Duftite is a relatively common arsenate mineral with the formula CuPb(AsO4)(OH), related to conichalcite. It is green and often forms botryoidal aggregates. It is a member of the Adelite-Descloizite Group, Conichalcite-Duftite Series. Duftite and conichalcite specimens from Tsumeb are commonly zoned in colour and composition. Microprobe analyses a...
Found on
http://en.wikipedia.org/wiki/Duftite
(Lead Calcium Copper Zinc Arsenate Hydroxide) Duftite is an oxidation product of weathered ore deposits. It is often associated with other beautiful and/or rare oxidation minerals. The formula is typically written without the calcium and zinc as these elements are not always a significant percentage of the mineral. The color o...
Found on
https://www.encyclo.co.uk/local/23719
No exact match found.
