Description
- Chemical composition : CaCu(AsO4)(OH)
Conichalcite is not comparable with the synthetic color „Schweinfurter Grün“ which was well know in the 19th and
20th century.
Average composition:Calcium 15.5 %
Copper 24.5 %
Arsenic 28 %
Hydroxide 0.39 %
Oxygen 31 %
Tested according to ASTM D 5517 – 8 June 2001
Antimony 0,110 mg/l
Arsenic 21,0 mg/l
Barium 0,095 mg/l
Beryllium 0,043 mg/l
Lead 3,00 mg/l
Cadmium 11,0 µg/l
Chromium < 0,010 mg/l
Cobalt 0,320 mg/l
Copper 430 mg/l
Manganese 14,0 mg/l
Nickel 1,60 mg/l
Osmium < 0,050 mg/l
Mercury 1,3 µg/l
Selenium < 0,200 mg/l
Silver < 0,100 mg/l
Thallium < 0,5 µg/l
Vanadium 4,10 mg/l
Tin < 0,100 mg/l
Zinc 86,0 mg/l