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Cliftonite

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Formula:
C
Colour:
grey
Hardness:
1
A variety of Graphite

Cliftonite is an octahedral graphite pseudomorph after kamacite, or rather the spaces left between kamacite domains. Found in a few iron meteorites. Originally considered as a new allotrope of carbon, later considered to be a pseudomorph of graphite after diamond.

Classification of Cliftonite

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Occurrences of Cliftonite

Geological Setting:
In iron meteorites.

Physical Properties of Cliftonite

Sub-Metallic
Diaphaneity (Transparency):
Opaque
Colour:
grey
Streak:
grey
Hardness (Mohs):
1

Crystallography of Cliftonite

Morphology:
Octahedra, either isolated or aggregated.

Chemical Properties of Cliftonite

Formula:
C
All elements listed in formula:

Other Names for Cliftonite

Name in Other Languages:
German:Cliftonit
Spanish:Cliftonita

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.

Internet Links for Cliftonite

Localities for Cliftonite

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.
Argentina
 
  • Chaco
    • Doce de Octubre Department
      • Gran Chaco
Alfredo Petrov specimen; Buchwald, V. F. (1975) Handbook of Iron Meteorites. University of California Press. 1418 pages.; Kurat, G., Zinner, E., Varela, M. E. & Ntaflos, T. (2009) SiGrMet05: A Silicate-Graphite-Metal Inclusion from the Campo del Cielo (IAB) Iron (abstract). Lunar and Planetary Science XL, id.1536. (March 2009)
Australia
 
  • Victoria
    • Melbourne
      • Cranbourne
Buchwald, V. F. (1975) Handbook of Iron Meteorites. University of California Press. 1418 pages.
  • Western Australia
    • Dundas Shire
      • Mundrabilla Roadhouse
Ramdohr, P. (1971): New forms of meteoritic graphite and possible relations to cliftonite. Naturwissenschaften 58(12), 613-615.
    • Quairading Shire
FLETCHER, L. (1899) On the Cliftonite and Taenite of the Meteoric iron found in 1884 in the Sub-district of Youndegin, Western Australia., Mineralogical Magazine 12 (56): 171-174 . (Oct 1899; DeLaeter, J. R. (1973) The Youndegin Meteorite: Meteoritics 8(2): 169-179. (June 1973); Buchwald, V. F. (1975) Handbook of Iron Meteorites. University of California Press. 1418 pages.
China
 
  • Guangxi Zhuang Autonomous Region
    • Hechi Prefecture
      • Nandan Co.
        • Lihu - Yaochai area
India
 
  • Uttar Pradesh
    • Morabad district
Buchwald, V. F. (1975) Handbook of Iron Meteorites. vol 2. University of California Press.
Mexico
 
  • Mexico
    • Jiquipilco (Xiquipilco)
Handbook of Mineralogy - Anthony, Bideaux, Bladh, Nichols
Slovakia
 
  • Žilina Region
    • Námestovo Co.
      • Námestovo
        • Slanica
Brezina A., 18??: Cliftonit aus dem Meteoreisen von Magura, Arvaer Comitat. - Annalen des k. k. naturhistorischen Hofmuseums, 4, 102-106. (in German)
USA
 
  • Arizona
    • Coconino Co.
      • Winslow
        • Meteor Crater and vicinity
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 176; El Goresy, A. (1965), Mineralbestand und structuren der Graphit - Und Sulfideinschlüsse in Eisenmeteoriten. Geochim. Cosmochim. Acta: 29: 1131--1151; Brett, R. & G.T. Higgins (1967), Cliftonite in meteorites: A proposed origin. Science: 156: 819-820.; Space Science Reviews, Volume 14, Issue 6, pp.758-831
  • New Mexico
    • San Juan Co.
Buchwald, V. F. (1975) Handbook of Iron Meteorites. University of California Press. 1418 pages.
  • Tennessee
    • Cocke Co.
Buchwald, V. F. (1975) Handbook of Iron Meteorites. University of California Press. 1418 pages.
  • Texas
    • Ector Co.
      • Odessa
El Goresy, A. (1965) Mineralbestand und Strukturen der Graphit- und Sulfideinschlüsse in Eisenmeteoriten Geochimica et Cosmochimica Acta 29 (10): 1131-1151. (Oct 1965); Buchwald, V. F. (1975) Handbook of Iron Meteorites. University of California Press. 1418 pages.
      • Penwell
Meteoritics, Vol. 17, p.256
Mineral and/or Locality  
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