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Chlormanganokalite

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About ChlormanganokaliteHide

Formula:
K4[MnCl6]
Colour:
Champagne, lemon- to canary-yellow.
Lustre:
Vitreous
Hardness:
Specific Gravity:
2.31
Crystal System:
Trigonal
Member of:
Name:
In allusion to the composition, containing CHLORine, MANGANese and potassium (Latin = KALium).
Isostructural with:
This page provides mineralogical data about Chlormanganokalite.


Classification of ChlormanganokaliteHide

Approved, 'Grandfathered' (first described prior to 1959)
3.CJ.05

3 : HALIDES
C : Complex halides
J : With MX6 complexes; M = Fe, Mn, Cu
11.5.4.1

11 : HALIDE COMPLEXES
5 : AmBX6
8.10.3

8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
10 : Halides of Mn

Physical Properties of ChlormanganokaliteHide

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

Optical Data of ChlormanganokaliteHide

Type:
Uniaxial (+)
RI values:
nω = 1.590 nε = 1.590
Max Birefringence:
δ = 0.000
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate

Chemical Properties of ChlormanganokaliteHide

Formula:
K4[MnCl6]
IMA Formula:
K4MnCl6

Crystallography of ChlormanganokaliteHide

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

Type Occurrence of ChlormanganokaliteHide

Geological Setting of Type Material:
Lining cavities in blocks of scoria ejected from an active volcano (Vesuvius).
Associated Minerals at Type Locality:

Synonyms of ChlormanganokaliteHide

Other Language Names for ChlormanganokaliteHide

Relationship of Chlormanganokalite to other SpeciesHide

Member of:
Other Members of this group:
RinneiteK3Na[FeCl6]Trig. 3m (3 2/m) : R3c
SaltonseaiteK3NaMnCl6 Trig. 3m (3 2/m) : R3c

Related Minerals - Nickel-Strunz GroupingHide

3.CJ.05RinneiteK3Na[FeCl6]Trig. 3m (3 2/m) : R3c
3.CJ.10ErythrosideriteK2[Fe3+Cl5(H2O)]Orth. mmm (2/m 2/m 2/m) : Pnma
3.CJ.10Kremersite(NH4,K)2[Fe3+Cl5(H2O)]Orth. mmm (2/m 2/m 2/m)
3.CJ.15MitscherlichiteK2CuCl4 · 2H2OTet. 4/mmm (4/m 2/m 2/m)
3.CJ.20DouglasiteK2[Fe2+Cl4(OH2)2]Mon.
3.CJ.25Redikortsevite(NH4)MgCl3 · 6H2OOrth.
3.CJ.30Zirklerite(Fe,Mg,Ca)9Al4Cl18(OH)12 · 14H2O (?)Trig.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

8.10.1ScacchiteMnCl2Trig. 3m (3 2/m) : R3m
8.10.2KempiteMn2+2(OH)3ClOrth. mmm (2/m 2/m 2/m) : Pnma

Fluorescence of ChlormanganokaliteHide

Other InformationHide

Notes:
Readily soluble in water. Alters on exposure in moist air by turning dull and then deliquesces to a yellow liquid.
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for ChlormanganokaliteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
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 ChlormanganokaliteHide

Localities for ChlormanganokaliteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Italy (TL)
 
  • 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.
Poland
 
  • Upper Silesia (Śląskie)
    • Upper Silesian Coal Basin
      • Rybnik Coal Area
        • Radlin
Ł. Kruszewski PXRD data
Mineral and/or Locality  
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