Locality type:

Stratovolcano

Classification

Species:

'Hydromelanothallite' (not an IMA approved species)

Formula:

Cu₂(OH)₂Cl₂ · H₂O

Comments:

Occurred with eriochalcite in volcanic fumaroles.

Confirmation

Validity:

Believed Valid

Associated Minerals:

Associates:

Eriochalcite

Data

Mineral Data:

Click here to view Hydromelanothallite data

Locality Data:

Click here to view Mount Vesuvius, Somma-Vesuvius Complex, Naples, Campania, Italy

Data Identifiers

Mindat Occurrence Record ID:

477517

Long-form Identifier:

1:3:477517:1

GUID (UUID V4):

f73ba221-29a6-4fa6-ace0-346cadaad31c

References

Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York.

Reference Search (possible matching items)

	*White, D.E., Waring, Gerald A. (1963) Volcanic emanations. Professional Paper* 440k. US Geological Survey doi:10.3133/pp440k**	Report (issue)
	larger amounts are reported in single analyses from Mount Pelee (table IF) and from a submarine eruption in...temperatures ^Pozzuoli, Italy 20 Mount Hood, g ^ Oregon, o Vulcano, Italy :aly/ / / Suelich, Kamchatka...Analyses with approximate temperatures 50 Vulcano, Italy 40 O 30 20 Showa-shinzan, Japan 1959 Showa-shinzan...chlormanganokalite K^MnCle, atacamite Cu(OH)3Cl, hydromelanothallite Cu2 (OH) 2Cl2-H20 (?), scacchite MnCl2, cotunnite...atmosphere have been found in gases from Larderello, Italy, and other thermal areas (Boato and others, 1951
	*Roberts, Willard Lincoln, Rapp, George Robert Jr., Weber, Julius (1974) Encyclopedia of Minerals* (1st ed.) Van Nostrand Reinhold Co., New York.**	Book (edition)
	108 Transpose illustrations for SELLAITE, Vesuvius, Italy (12, column 2) and SEMSEYITE, Julcani mine...(crystal class) designation, the latter may contain complex symmetry operations such as glide planes (instead... Greece. Other occurrences are found in Chile, Italy , France, Germany, Turkey , and Algeria. BEST REF...(cleavelandite), England, Norway, Sweden, France, Italy, Switzerland (pericline), Austria, Germany, USSR...synthetic) CLEAVAGE: Not determined. HABIT: Massive, in complex intergrowths; as small grains. COLOR-LUSTER: Silver;

Hydromelanothallite from Mount Vesuvius, Somma-Vesuvius Complex, Naples, Campania, Italy

Hydromelanothallite from
Mount Vesuvius, Somma-Vesuvius Complex, Naples, Campania, Italy