Pelagosite

Where it forms, where it's found

10recorded occurrences

Source · OpenStreetMap

Chemical composition

Constituent elements: Mass composition breakdown
Element Atoms At. mass g/mol Mass g/mol Mass share
8OOxygen Oxygen 3 15.999 47.997
47.96%
20CaCalcium Calcium 1 40.078 40.078
40.04%
6CCarbon Carbon 1 12.011 12.011
12.00%
Total 100.086 100.00%
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	3	15.999	47.997	47.96%
20CaCalcium	Calcium	1	40.078	40.078	40.04%
6CCarbon	Carbon	1	12.011	12.011	12.00%
	Total	100.086	100.00%

Synonyms

Pelagosit
Pelagosita

Literature, links & citation

Citations

1874Chambrun de Rosemont (de) A. (1874): Sur la décomposition des dolomies de la côte de Nice sous l'influence des vagues. Bull. Soc. Geol. France, ser. 3, 2, 219-220.
1876Marchesetti (de) C. (1876): Descrizione dell’isola di Pelagosa. Boll. Soc. Adriatica Sci. Nat., 2, 283-306.
1877Stossich M. (1877): Sulla geologia e zoologia dell’isola di Pelagosa. Boll. Soc. Adriatica Sci. Nat., 3, 186-192.
1878Tschermak G. (1878): Notizen. Neue Minerale. Pelagosit. Mineralogische und petrographische Mitteilungen, 1, 2, 174.
1878Cloëz S. (1878): Note sur une matière minérale d’apparance vitreuse qui se dépose sur les rochers du littoral de la Méditerranée. Bull. Soc. Geol. France, 3ème série, 6, 84-86.

Cite this entry

@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Pelagosite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/pelagosite-11179},
  note      = {Accessed 2026-05-11}
}