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Carobbiite

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Formula:
KF
System:
Isometric
Colour:
Colourless
Hardness:
2 - 2½
This page provides mineralogical data about Carobbiite.

Classification of Carobbiite

Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
3.AA.20

3 : HALIDES
A : Simple halides, without H2O
A : M:X = 1:1, 2:3, 3:5, etc.
9.1.1.4

9 : NORMAL HALIDES
1 : AX
8.1.5

8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
1 : Halides of the alkali metals and ammonium
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Type Occurrence of Carobbiite

Year of Discovery:
1956
Associated Minerals at Type Locality:

Physical Properties of Carobbiite

Colour:
Colourless
Hardness (Mohs):
2 - 2½
Cleavage:
Distinct/Good
On {001}.
Density:
2.505 g/cm3 (Measured)    2.528 g/cm3 (Calculated)

Crystallography of Carobbiite

Crystal System:
Isometric
Class (H-M):
m3m (4/m 3 2/m) - Hexoctahedral
Cell Parameters:
a = 5.34Å
Unit Cell Volume:
V 152.27 ų (Calculated from Unit Cell)

Optical Data of Carobbiite

Type:
Isotropic

Chemical Properties of Carobbiite

Formula:
KF
Essential elements:
All elements listed in formula:
Analytical Data:
Easily soluble in water.

Relationship of Carobbiite to other Species

3.AA.05MarshiteCuI
3.AA.05Miersite(Ag,Cu)I
3.AA.05NantokiteCuCl
3.AA.05UM1999-11:I:CuSCu(I,S)
3.AA.10IodargyriteAgI
3.AA.10Tocornalite(Ag,Hg)I
3.AA.15BromargyriteAgBr
3.AA.15ChlorargyriteAgCl
3.AA.20GriceiteLiF
3.AA.20HaliteNaCl
3.AA.20SylviteKCl
3.AA.20VilliaumiteNaF
3.AA.25SalammoniacNH4Cl
3.AA.25UM1998-03-Cl:TlTlCl
3.AA.25LafossaiteTl(Cl,Br)
3.AA.30Calomel(Hg22+)Cl2
3.AA.30Kuzminite(Hg22+)(Br,Cl)2
3.AA.30Moschelite(Hg22+)I2
3.AA.35NeighboriteNaMgF3
3.AA.40ChlorocalciteKCaCl3
3.AA.45KolaritePbTeCl2
3.AA.50RadhakrishnaitePbTe3(Cl,S)2
3.AA.55ChallacolloiteKPb2Cl5
3.AA.60HephaistositeTlPb2Cl5

Other Names for Carobbiite

Name in Other Languages:

Other Information

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 Carobbiite

Reference List:
Carobbi (1936) Att. acc. sc. Lett. Arti., Modena: (5): 1: 33.

Palache, Charles, Harry Berman & Clifford Frondel (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: 28 (as Potassium Fluoride).

American Mineralogist (1957): 42: 117.

Internet Links for Carobbiite

Localities for Carobbiite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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 (TL)
 
  • Campania
    • Naples Province
      • Somma-Vesuvius Complex
[Russo, M., Punzo, I. (2004): I minerali del Somma-Vesuvio, AMI] [Rend.Soc.Min.Ital.(1956) 12, 212-213) [Lapis 1994:5 p.13-23,58]
Japan
 
  • Hokkaido
    • Iburi Province
Mineral and/or Locality  
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