Calcium-bearing Mimetite

Where it forms, where it's found

1recorded occurrences

Source · OpenStreetMap

Safety & handling

Chemical composition

Constituent elements: Mass composition breakdown
Element Atoms At. mass g/mol Mass g/mol Mass share
82PbLead Lead 5 207.200 1036.000
61.35%
33AsArsenic Arsenic 3 74.922 224.766
13.31%
20CaCalcium Calcium 5 40.078 200.390
11.87%
8OOxygen Oxygen 12 15.999 191.988
11.37%
17ClChlorine Chlorine 1 35.450 35.450
2.10%
Total 1688.594 100.00%
Mass share = atoms × atomic mass ÷ molar mass × 100
From Mindat formula

Mass composition breakdown
Element	Atoms	At. mass g/mol	Mass g/mol	Mass share
82PbLead	Lead	5	207.200	1036.000	61.35%
33AsArsenic	Arsenic	3	74.922	224.766	13.31%
20CaCalcium	Calcium	5	40.078	200.390	11.87%
8OOxygen	Oxygen	12	15.999	191.988	11.37%
17ClChlorine	Chlorine	1	35.450	35.450	2.10%
	Total	1688.594	100.00%

Synonyms

Calcian Mimetite
Nuissierite

Literature, links & citation

Citations

1848Domeyko (1848) Annales des mines: 14: 115.
1883Damour (1883) Bulletin de la Société française de Minéralogie: 6: 84.
1919Biehl (1919) Inaugural Dissertation, Münster: 40.
1951Palache, Charles; Berman, Harry; Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons.

Cite this entry

@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Calcium-bearing Mimetite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/calcium-bearing-mimetite-32350},
  note      = {Accessed 2026-05-11}
}