Help mindat.org|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on Mindat
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralSearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
StatisticsThe ElementsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Nantokite

This page is currently not sponsored. Click here to sponsor this page.
Formula:
CuCl
Colour:
Colourless, white to greyish, greenish
Lustre:
Adamantine
Hardness:
2 - 2½
Specific Gravity:
3.93 - 4.3
Crystal System:
Isometric
Name:
For the locality at Nantoko, Copiapó, Chile.
Chlorargyrite Group.

A rare anhydrous copper chloride, known only from arid environments and slags (as tetrahedral crystals). Colourless and transparent when fresh. Alters superficially to "paratacamite" (or rather "clinoatacamite"?) when exposed in air.


Hide all sections | Show all sections

Classification of NantokiteHide

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

3 : HALIDES
A : Simple halides, without H2O
A : M:X = 1:1, 2:3, 3:5, etc.
9.1.7.1

9 : NORMAL HALIDES
1 : AX
8.2.1

8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
2 : Halides of Cu

Physical Properties of NantokiteHide

Adamantine
Transparency:
Transparent
Colour:
Colourless, white to greyish, greenish
Streak:
White
Hardness:
2 - 2½ on Mohs scale
Tenacity:
Sectile
Cleavage:
Distinct/Good
On {011}.
Fracture:
Conchoidal
Density:
3.93 - 4.3 g/cm3 (Measured)    4.22 g/cm3 (Calculated)

Optical Data of NantokiteHide

Type:
Isotropic
RI values:
n = 1.930(5)
Birefringence:
Anomalously anisotropic
Max Birefringence:
δ = 0.000 - Isotropic minerals have no birefringence
Surface Relief:
Very High
Comments:
On synthetic material.

Chemical Properties of NantokiteHide

Formula:
CuCl

Crystallography of NantokiteHide

Crystal System:
Isometric
Class (H-M):
4 3m - Hextetrahedral
Space Group:
F4 3m
Cell Parameters:
a = 5.407 Å
Unit Cell V:
158.08 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Massive, granular; small white tetrahedra.

Type Occurrence of NantokiteHide

Synonyms of NantokiteHide

Other Language Names for NantokiteHide

Relationship of Nantokite to other SpeciesHide

Other Members of this group:
BromargyriteAgBrIso. m3m (4/m 3 2/m) : Fm3m
ChlorargyriteAgClIso. m3m (4/m 3 2/m) : Fm3m
MarshiteCuIIso. 4 3m : F4 3m
Miersite(Ag,Cu)IIso. 4 3m : F4 3m

Common AssociatesHide

Associated Minerals Based on Photo Data:
Malachite1 photo of Nantokite associated with Malachite on mindat.org.
Cuprite1 photo of Nantokite associated with Cuprite on mindat.org.
Atacamite1 photo of Nantokite associated with Atacamite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

3.AA.05MarshiteCuIIso. 4 3m : F4 3m
3.AA.05Miersite(Ag,Cu)IIso. 4 3m : F4 3m
3.AA.05UM1999-11:I:CuSCu(I,S)
3.AA.10IodargyriteAgIHex. 6mm : P6mm
3.AA.10Tocornalite(Ag,Hg)I
3.AA.15BromargyriteAgBrIso. m3m (4/m 3 2/m) : Fm3m
3.AA.15ChlorargyriteAgClIso. m3m (4/m 3 2/m) : Fm3m
3.AA.20CarobbiiteKFIso. m3m (4/m 3 2/m)
3.AA.20GriceiteLiFIso. m3m (4/m 3 2/m) : Fm3m
3.AA.20HaliteNaClIso. m3m (4/m 3 2/m) : Fm3m
3.AA.20SylviteKClIso. m3m (4/m 3 2/m) : Fm3m
3.AA.20VilliaumiteNaFIso. m3m (4/m 3 2/m) : Fd3m
3.AA.25SalammoniacNH4ClIso. 4 3 2
3.AA.25UM1998-03-Cl:TlTlCl
3.AA.25LafossaiteTl(Cl,Br)Iso. m3m (4/m 3 2/m) : Pm3m
3.AA.30Calomel(Hg2)2+Cl2Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm
3.AA.30Kuzminite(Hg2+2)(Br,Cl)2Tet.
3.AA.30Moschelite(Hg2+2)I2Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm
3.AA.35NeighboriteNaMgF3Orth. mmm (2/m 2/m 2/m)
3.AA.40ChlorocalciteKCaCl3Orth. mmm (2/m 2/m 2/m) : Pnma
3.AA.45KolaritePbTeCl2Orth.
3.AA.50RadhakrishnaitePbTe3(Cl,S)2Tet.
3.AA.55ChallacolloiteKPb2Cl5Mon. 2/m : P21/b
3.AA.60HephaistositeTlPb2Cl5Mon. 2/m : P21/b

Related Minerals - Dana Grouping (8th Ed.)Hide

9.1.7.2Miersite(Ag,Cu)IIso. 4 3m : F4 3m
9.1.7.3MarshiteCuIIso. 4 3m : F4 3m

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

8.2.2TolbachiteCuCl2Mon.
8.2.3EriochalciteCuCl2 · 2H2OOrth. mmm (2/m 2/m 2/m)
8.2.4AtacamiteCu2(OH)3ClOrth. mmm (2/m 2/m 2/m) : Pnma
8.2.5ParatacamiteCu3(Cu,Zn)(OH)6Cl2Trig. 3m (3 2/m)
8.2.6BotallackiteCu2(OH)3ClMon. 2/m : P21/m
8.2.7MelanothalliteCu2Cl2OOrth.
8.2.8CalumetiteCu(OH,Cl)2 · 2H2OOrth.
8.2.9AnthonyiteCu(OH,Cl)2 · 3H2OMon. 2/m
8.2.10ClaringbulliteCu4ClF(OH)6Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
8.2.11MarshiteCuIIso. 4 3m : F4 3m
8.2.12MitscherlichiteK2CuCl4 · 2H2OTet. 4/mmm (4/m 2/m 2/m)
8.2.13PonomareviteK4Cu4Cl10OMon.

Other InformationHide

Special Storage/
Display Requirements:
Unstable in humid air, and transforms slowly into greenish secondary Cu-hydroxchlorides. Alters to paratacamite on exposure.
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 NantokiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Breithaupt, J.F.A. (1868) Nantokit, ein neues Mineral. Berg- und Hüttenmännische Zeitung: 27: 3-3.
Breithaupt, J.F.A. (1872) Mineralogische Notizen. Nantokit. Neues Jahrbuch für Mineralogie, Geologie und Paläontologie: 1872: 814-820.
Armstrong and Carmichael (1894) Proceedings of the Royal Society of New South Wales: 28: 96.
Wyckoff and Posnjak (1922) Journal of the American Chemical Society: 44: 30.
Barth and Lunde (1925) Norsk Geol. Tidsskr.: 8: 281.
Palache, C., Berman, H., Frondel, C. (1951) The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Seventh edition, Volume II: 18-19.
Pfitzner, A., Lutz, H.D. (1993) The systems CuCl-MIICl2 (M=Mn, Cd) - crystal structures of Cu2MnCl4 and γ-CuCl. Zeitschrift für Kristallographie: 205: 165-175.

Internet Links for NantokiteHide

Localities for NantokiteHide

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.
Australia
 
  • New South Wales
    • Yancowinna Co.
Handbook of Mineralogy
Mineralogical Magazine 1894 10 : 326-327
  • Queensland
    • Cloncurry Shire
      • Cloncurry
Handbook of Mineralogy
Australian Journal of Mineralogy Volume 5 Number 2
Handbook of Mineralogy
Chile (TL)
 
  • Atacama Region
    • Copiapó Province
      • Copiapó
        • Nantoco (Nantoko)
Dana 6 (1892): 154; 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, John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 18.
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Ústí Region
      • Krušné Hory Mts (Erzgebirge)
        • Krupka (Graupen)
          • Steinknochen area (Lux vein)
Lapis 23(4), 18-34 (1998)
Germany
 
  • Saxony-Anhalt
    • Mansfeld Basin
      • Hettstedt
        • Copper-Silver smelter (Gottesbelohnung smelter) slag locality
Mineralien Welt 15 Jg.Heft 2 März-April 2004 and Mineralien Welt 19Jg Heft1 Jan -Febr, 2008 Hoorst Knoll
Greece
 
  • Aegean Islands Department (Aiyaíon)
    • Kykládes Prefecture
      • Cyclade Islands (Cyclades; Kikladhes; Nomos Kikladhon)
        • Serifos Island (Seriphos)
          • Avissalos (Avyssalos; Avessalos; Aghriomelisa Mountain)
Fritz Schreiber collection (analysed by U. Kolitsch)
India
 
  • Madhya Pradesh
    • Balaghat District
      • Baihar Tehsil
        • Padritola
Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
Italy
 
  • Campania
    • Naples Province
AA. VV., 1996. Collezionare minerali. Hobby & Work.
  • Liguria
    • Genova Province
      • Genova
        • Varenna Valley
Rivista Mineralogica Italiana, 2 (Avril/Juin), 175-188.
  • Tuscany
    • Livorno Province
      • Campigliese (Campiglia Mountains; Campiglia Ridge)
        • Campiglia Marittima
C.Boutry
http://www.comune.pisa.it/apsn/Articoli/Scorie/Capattoli.htm
        • Sassetta
          • Canina Valley
Jansen, H. & van den Berg, W. (1998): Slakkenmineralen in Toscane (Italië). Gea, no. 4, 109-117 (in Dutch).
        • Suvereto
Luigi Chiappino data
      • Piombino
Franzini, M., Perchiazzi, N. (1992): I minerali delle scorie ferrifere etrusche di Baratti (Livorno). Atti della Società Toscana di Scienze Naturali, Memorie, Serie A, 99, 43-77; Franzini, M., Perchiazzi, N., Bartoli, M.L., Chiappino, L. (1992): Baratti (LI): una nuova località mineralogica italiana analoga al Laurion. Rivista Mineralogica Italiana, 15, 2 (2-1992), 67-75 [2a parte]; Cerutti, G., Preite, D. (1995): Mineralien der etruskischen Schlacken von Baratti, Toskana. Lapis, 20, 4, 13-18 and 50.
Kazakhstan
 
  • Karagandy Province (Qaragandy Oblysy; Karaganda Oblast')
    • Chu-Sarysu basin
      • Dzhezkazgan (Zhezqazghan)
Handbook of Mineralogy; Evseev, A. A. (1995) Kazaknstan and Middle Asia. A brief Mineralogical Guide. World of Stone 8:24-30
Mexico
 
  • Durango
    • Mun. de Mapimí
      • Mapimí
Rocks & Min.: 56:247.
  • Tamaulipas
    • Mun. de Villagrán
      • San José
Panczner (1987):281.
Morocco
 
  • Drâa-Tafilalet Region
    • Ouarzazate Province
      • Djebel Saghro (Jbel Saghro)
        • Bou Skour district
Georges FAVREAU collection
Poland
 
  • Małopolskie
    • Chrzanów District
Coppola, V., Boni, M., Gilg, A., and Strzelska-Smakowska, B. (2009): Mineralium Deposita 44, 559-580.
      • Trzebinia
Coppola, V., Boni, M., Gilg, A., and Strzelska-Smakowska, B. (2009): Mineralium Deposita 44, 559-580.
  • Upper Silesia (Śląskie)
Coppola, V., Boni, M., Gilg, A., and Strzelska-Smakowska, B. (2009): Mineralium Deposita 44, 559-580.
Russia
 
  • Urals Region
    • Southern Urals
      • Chelyabinsk Oblast'
Cesnokov, B., Kotrly, M. and Nisanbajev, T. (1998): Brennende Abraumhalden und Aufschlüsse im Tscheljabinsker Kohlenbecken - eine reiche Mineralienküche. Mineralien-Welt, 9 (3), 54-63 (in German).
Spain
 
  • Andalusia
    • Almería
      • Huércal-Overa
        • Cuesta Alta
          • Cerro Minado Mines
VIÑALS, J., FAVREAU, G., and EYTIER C. & J.-R. (2010): Bobkingite, capgaronnite, juanitaite, gerhardtite, reevesite and other rare minerals from Cerro Minado, Huercal-Overa (Almería). Mineral Up, 4, 3, 6-23 Versions simultaneously published in Catalan (Mineralogistes de Catalunya); in Spanish version (Revista de Minerales).
UK
 
  • England
    • Cornwall
      • St Just
        • Trewellard
[Golley & Williams, 1995, 44 - "Cornish Mineral Reference Manual"]
USA
 
  • Arizona
    • Cochise Co.
      • Mule Mts
        • Warren District
          • Bisbee
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 310; Graeme, R. (1993), Bisbee revisited, Min.Rec.: 24: 421-436.
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 398; Graeme, R. (1993), Bisbee revisited, Min.Rec.: 24: 421-436.
  • Colorado
    • San Juan Co.
      • Eureka District
        • Gladstone
          • Bonita Peak
PXRD by John Attard
  • Connecticut
    • Fairfield Co.
      • Stamford
Henderson, William, A., Jr. (1967), A Copper Analog of Laurium, Greece. Rocks & Minerals: 42(5): 273-276.
  • Michigan
    • Ontonagon Co.
      • Mass City
Rocks & Min.:58:112.
  • New Mexico
    • Grant Co.
Handbook of Mineralogy
  • New York
    • St. Lawrence Co.
      • Balmat-Edwards Zinc District
Rocks & Minerals (2008) Volume 83:3 Pages: 224 - 239
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2017, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: October 23, 2017 20:06:27 Page generated: October 23, 2017 13:00:06
Go to top of page