Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Mineral Chatroom The Mindat Store

Chlormanganokalite

This page is currently not sponsored. Click here to sponsor this page.
Big Photo

Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy
© Geol. Coll. U.C.L.




Formula:
K
 
4
[MnCl
 
6
]
System:TrigonalColour:Champagne, lemon- to ...
Hardness:2½
Name:In allusion to the composition, containing CHLORine, MANGANese and potassium (Latin = KALium).
Isostructural with:Rinneite
This page provides mineralogical data about Chlormanganokalite.

Classification of Chlormanganokalite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:3/C.06-20
Nickel-Strunz 10th (pending) edition ID:3.CJ.05

3 : HALIDES
C : Complex halides
J : With MX6 complexes; M = Fe, Mn, Cu
Dana 8th edition ID:11.5.4.1

11 : HALIDE COMPLEXES
5 : AmBX6
Hey's CIM Ref.:8.10.3

8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
10 : Halides of Mn
mindat.org URL:http://www.mindat.org/min-1019.html
Please feel free to link to this page.

Type Occurrence of Chlormanganokalite

Type Locality:Mt. Vesuvius, Somma-Vesuvius Complex, Naples Province, Campania, Italy
Year of Discovery:1906
Geological Setting of type material:Lining cavities in blocks of scoria ejected from an active volcano (Vesuvius).
Associated Minerals at type locality:
SylviteHematiteHalite

Physical Properties of Chlormanganokalite

Lustre:Vitreous
Diaphaneity (Transparency):Transparent
Colour:Champagne, lemon- to canary-yellow.
Hardness (Mohs):2½
Tenacity:Brittle
Fracture:Conchoidal
Density (measured):2.31 g/cm3

Crystallography of Chlormanganokalite

Crystal System:Trigonal
Morphology:Crystals form rhobohedrons, arranged in parallel groups at times.

Optical Data of Chlormanganokalite

Type:Uniaxial (+)
RI values: nω = 1.590 nε = 1.590
Maximum Birefringence:δ = 0.000

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate

Chemical Properties of Chlormanganokalite

Formula:
K
 
4
[MnCl
 
6
]
Essential elements:Cl, K, Mn
All elements listed in formula:Cl, K, Mn

Relationship of Chlormanganokalite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
3.CJ.05Rinneite
K
 
3
Na[FeCl
 
6
]
3.CJ.10Erythrosiderite
K
 
2
[Fe
3+
 
Cl
 
5
(OH
 
2
)]
3.CJ.10Kremersite
(NH
 
4
,K)
 
2
[Fe
3+
 
Cl
 
5
(H
 
2
O)]
3.CJ.15Mitscherlichite
K
 
2
CuCl
 
4
 · 2H
 
2
O
3.CJ.20Douglasite
K
 
2
[Fe
2+
 
Cl
 
4
(OH
 
2
)
 
2
]
3.CJ.25Redikortsevite
(NH
 
4
)MgCl
 
3
 · 6H
 
2
O
3.CJ.30Zirklerite
(Fe,Mg,Ca)
 
9
Al
 
4
Cl
 
18
(OH)
 
12
 · 14H
 
2
O (?)
Related Minerals - Hey's Index Grouping:

- +
8.10.1Scacchite
MnCl
 
2
8.10.2Kempite
Mn
2+
2
(OH)
 
3
Cl

Other Names for Chlormanganokalite

Synonyms:
ChlormankaliteChloromanganokaliteCloromanganocalitCloromanganocalite
Other Languages:
German:Chlormanganokalit
Chlormankalit
Chloromanganokalit
Russian:Хлорманганокалит
Spanish:Chlormankalita
Chloromanganokalita
Clormanganokalita
Cloromanganocalita

Other Information

Fluorescence in UV light:None
Other Information:Readily soluble in water. Alters on exposure in moist air by turning dull and then deliquesces to a yellow liquid.
Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Chlormanganokalite

Reference List:

- +
Johnston-Lavis (1906) Nature: 74: 103.

Lacroix (1906) Comptes rendu de l’Académie des sciences de Paris: 142: 1249.

Lacroix (1907) Bulletin de la Société française de Minéralogie: 30: 219.

Johnston-Lavis and Spencer (1908) Mineralogical Magazine: 15: 54.

Bellanca, A. – (1947) La struttura della cloromanganocalite. Periodico di Mineralogia – Roma - pp. 73-88.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged: 109.

Internet Links for Chlormanganokalite

Search Engines:
  • Look for Chlormanganokalite on Google
  • Look for Chlormanganokalite images on Google
    • External Links:
  • Look for Chlormanganokalite on Webmineral
  • Look for Chlormanganokalite on Athena Mineralogy
  • Look for Chlormanganokalite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Chlormanganokalite details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • Search for minerals at Heliodor
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • Buy RARE Minerals from Rocks of Africa
  • Search for - Chlormanganokalite - on e-Rocks Mineral Sales & Auctions
  • The Arkenstone - Fine Minerals
  • Wilensky Fine Minerals
  • Buy from David K Joyce minerals
  • webminerals
  • Search for Chlormanganokalite from all mineral dealers at minfind.com
  • Top quality minerals from Kristalle of California
  • By minerals from YourMineralCollection
  • SpiriferMinerals.com - high quality low prices
    • Jobs:
  • Mining & Geology Jobs

    • Localities for Chlormanganokalite

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    Hide Locality List
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Italy
     
    • Campania
      • Naples Province
        • Somma-Vesuvius Complex
    		Nature (1906) 74, 104; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 109; Lapis (1994): 5: 13-23, 58.
    Mineral and/or Locality
    Search Google
     
    Copyright © Jolyon Ralph and Ida Chau 1993-2011. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 19th Jun 2011 09:13:48
    Mineral and Locality Search
    Mineral:
    and/or Locality:
    Options
    Fade toolbar when not in focusFix toolbar to bottom of page
    Hide Social Media Links
    Slideshow frame delay seconds