Origin: ''79 Mine, Arizona, U.S.A.
Ex. Dave Douglass collection
Sample size: 6.5 x 4 x 4 cm
Ex. Giovanni Signorelli collection
Aurichalcite with poorly formed
hemimorphite and
calcite,
ex. Keith Hayes collection
Origin: Ojuela Mine, Mapimí, Durango, Mexico
Sample size: 6.5 x 3 x 2 cm (top/2nd row), 28 x 18 x 9.5 cm (3rd/bottom row)
Dark-green
atacamite on bright bleu aurichalcite
Origin: Coipia,, Atacama Desert, Chile
Ex. Dave Douglass collection
Sample size: 6 x 5 x 2 cm
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