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