Manganese-bearing Dolomite

Where it forms, where it's found

27recorded occurrences

Source · OpenStreetMap

Chemical composition

Constituent elements: Mass composition breakdown
Element Atoms At. mass g/mol Mass g/mol Mass share
8OOxygen Oxygen 6 15.999 95.994
52.06%
20CaCalcium Calcium 1 40.078 40.078
21.73%
12MgMagnesium Magnesium 1 24.305 24.305
13.18%
6CCarbon Carbon 2 12.011 24.022
13.03%
Total 184.399 100.00%
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
8OOxygen	Oxygen	6	15.999	95.994	52.06%
20CaCalcium	Calcium	1	40.078	40.078	21.73%
12MgMagnesium	Magnesium	1	24.305	24.305	13.18%
6CCarbon	Carbon	2	12.011	24.022	13.03%
	Total	184.399	100.00%

Synonyms

Manganoan Dolomite

Literature, links & citation

Citations

1902Eisenhuth (1902) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 35: 582.
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.
1993El Ali, Ahmad; Barbin, Vincent; Calas, Georges; Cervelle, Bernard; Ramseyer, Karl; Bouroulec, Jacqueline (1993) Mn²⁺-activated luminescence in dolomite, calcite and magnesite: quantitative determination of manganese and site distribution by EPR and CL spectroscopy. Chemical Geology, 104 (1-4). 189-202 doi:10.1016/0009-2541(93)90150-hDOI: 10.1016/0009-2541(93)90150-h

Cite this entry

@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Manganese-bearing Dolomite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/manganese-bearing-dolomite-30570},
  note      = {Accessed 2026-05-11}
}