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Kaňkite

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Big Photo

Hilarion Mine (Hilarion adit; Hilarion Mine No. 50), Hilarion area, Kamariza Mines (Kamareza Mines), Agios Konstantinos [St Constantine] (Kamariza), Lavrion District Mines, Lavrion (Laurion; Laurium) District, Attikí (Attica; Attika) Prefecture, Greece
© 2004 JBS

Show Kaňkite Photos (21)



Formula:
FeAsO
 
4
 · 3.5H
 
2
O
System:MonoclinicHardness:2 - 3


Related to hilarionite.

Classification of Kaňkite

IMA status:Approved
Strunz 8th edition ID:7/C.12-50
Nickel-Strunz 10th (pending) edition ID:8.CE.60

8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
E : With only medium-sized cations, RO4:H2O about 1:2.5
Dana 8th edition ID:40.5.4.

40 : HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
5 : AXO4·xH2O
Hey's CIM Ref.:20.9.3

20 : Arsenates (also arsenates with phosphate, but without other anions)
9 : Arsenates of Fe
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Type Occurrence of Kaňkite

Type Locality:Kaňk, Kutná Hora (Kuttenberg), Central Bohemia Region, Bohemia (Böhmen; Boehmen), Czech Republic
Year of Discovery:1976

Physical Properties of Kaňkite

Hardness (Mohs):2 - 3

Crystallography of Kaňkite

Crystal System:Monoclinic
Cell Parameters:a = 18.8Å, b = 17.49Å, c = 7.63Å
β = 92.71°
Ratio:a:b:c = 1.075 : 1 : 0.436
Unit Cell Volume:V 2,506.03 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
d-spacingIntensity
12.8 (100)
7.56 (25)
7.22 (21)
4.764 (34)
4.258 (25)
3.697 (22b)
2.630 (29)

Optical Data of Kaňkite

Type:Biaxial
RI values: nα = 1.664 nγ = 1.680
Maximum Birefringence:δ = 0.016

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

Chemical Properties of Kaňkite

Formula:
FeAsO
 
4
 · 3.5H
 
2
O
Essential elements:As, Fe, H, O
All elements listed in formula:As, Fe, H, O

Relationship of Kaňkite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
8.CE.05Chudobaite
(Mg,Zn)
 
5
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 10H
 
2
O
8.CE.05Geigerite
Mn
2+
5
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 10H
 
2
O
8.CE.10Newberyite
Mg(HPO
 
4
) · 3H
 
2
O
8.CE.15Brassite
Mg(HAsO
 
4
) · 4H
 
2
O
8.CE.20Phosphorrösslerite
Mg(HPO
 
4
) · 7H
 
2
O
8.CE.20Rösslerite
Mg(HAsO
 
4
) · 7H
 
2
O
8.CE.25Metaswitzerite
Mn
 
3
(PO
 
4
)
 
2
 · 4H
 
2
O
8.CE.25Switzerite
(Mn,Fe)
 
3
(PO
 
4
)
 
2
 · 7H
 
2
O
8.CE.30Lindackerite
CuCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 8-9H
 
2
O
8.CE.30Ondrušite
CaCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 10H
 
2
O
8.CE.30Veselovskýite
ZnCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 9H
 
2
O
8.CE.30Pradetite
CoCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 9H
 
2
O
8.CE.30Klajite
MnCu
 
4
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
 · 9-10H
 
2
O
8.CE.35Bobierrite
Mg
 
3
(PO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Annabergite
Ni
 
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Arupite
Ni
 
3
(PO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Barićite
(Mg,Fe)
 
3
(PO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Erythrite
Co
 
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Ferrisymplesite
Fe
3+
3
(AsO
 
4
)
 
2
(OH)
 
3
 · 5H
 
2
O
8.CE.40Hörnesite
Mg
 
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Köttigite
Zn
 
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Manganohörnesite
(Mn,Mg)
 
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Parasymplesite
Fe
2+
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Vivianite
Fe
2+
3
(PO
 
4
)
 
2
 · 8H
 
2
O
8.CE.40Pakhomovskyite
Co
 
3
(PO
 
4
)
 
2
 · 8H
 
2
O
8.CE.45Symplesite
Fe
2+
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
8.CE.50Cattiite
Mg
 
3
(PO
 
4
)
 
2
 · 22H
 
2
O
8.CE.55Koninckite
Fe
3+
 
PO
 
4
 · 3H
 
2
O
8.CE.65Steigerite
Al(VO
 
4
) · 3H
 
2
O
8.CE.70Metaschoderite
Al
 
2
(PO
 
4
)(VO
 
4
) · 6H
 
2
O
8.CE.70Schoderite
Al
 
2
(PO
 
4
)(VO
 
4
) · 8H
 
2
O
8.CE.75Malhmoodite
FeZr(PO
 
4
)
 
2
 · 4H
 
2
O
8.CE.75Zigrasite
MgZr(PO
 
4
)
 
2
 · 4H
 
2
O
8.CE.75Unnamed (Ca-analogue of Zigrasite)
CaZr[PO
 
4
]
 
2
 · 4H
 
2
O
8.CE.80Santabarbaraite
Fe
3+
3
(PO
 
4
)
 
2
(OH)
 
3
 · 5H
 
2
O
8.CE.85Metaköttigite
(Zn,Fe,Fe)
 
3
(AsO
 
4
)
 
2
 · 8(H
 
2
O,OH)
8.CE.85Metavivianite
Fe
2+
3-x
Fe
3+
x
(PO
 
4
)
 
2
(OH)x · (8-x)H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
20.9.1Angelellite
Fe
3+
4
(AsO
 
4
)
 
2
O
 
3
20.9.2Scorodite
FeAsO
 
4
 · 2H
 
2
O
20.9.4Ferrisymplesite
Fe
3+
3
(AsO
 
4
)
 
2
(OH)
 
3
 · 5H
 
2
O
20.9.5Kaatialaite
Fe(H
 
2
AsO
 
4
)
 
3
 · 5H
 
2
O
20.9.6Symplesite
Fe
2+
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
20.9.7Parasymplesite
Fe
2+
3
(AsO
 
4
)
 
2
 · 8H
 
2
O
20.9.8Natropharmacosiderite
(Na,K)Fe
3+
4
(AsO
 
4
)
 
3
(OH)
 
4
 · 6-7H
 
2
O
20.9.9Pharmacosiderite
KFe
3+
4
(AsO
 
4
)
 
3
(OH)
 
4
 · 6-7H
 
2
O
20.9.10Kolfanite
Ca
 
2
Fe
3+
2
(AsO
 
4
)
 
3
O
 
2
 · 2H
 
2
O
20.9.11Arseniosiderite
Ca
 
2
Fe
3+
3
(AsO
 
4
)
 
3
O
 
2
 · 3H
 
2
O
20.9.12Yukonite
Ca
 
3
Fe
3+
 
(AsO
 
4
)
 
2
(OH)
 
3
 · 5H
 
2
O
20.9.13Dussertite
BaFe
3+
3
(AsO
 
4
)
 
2
(OH)
 
5
20.9.14Liskeardite
(Al,Fe
3+
 
)
 
3
(AsO
 
4
)(OH)
 
6
 · 5H
 
2
O
20.9.15Mapimite
Zn
 
2
Fe
3+
3
(AsO
 
4
)
 
3
(OH)
 
4
 · 10H
 
2
O
20.9.16Ogdensburgite
Ca
 
2
Fe
3+
4
(Zn,Mn
2+
 
)(AsO
 
4
)
 
4
(OH)
 
6
 · 6H
 
2
O
20.9.17Walentaite
H(Ca,Mn
2+
 
,Fe
2+
 
)Fe
3+
3
(AsO
 
4
,PO
 
4
)
 
4
 · 7H
 
2
O

Other Names for Kaňkite

Other Languages:
German:Kankit
Spanish:Kankita

Other Information

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 Kaňkite

Reference List:

- +
American Mineralogist (1977): 62: 594.

Neues Jahrbuch für Mineralogie, Monatshefte (1976): 426-436.

Internet Links for Kaňkite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Kankite details from Handbook of Mineralogy (PDF)
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    • Localities for Kaňkite

    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.
    Austria
     
    • Carinthia
      • Saualpe
        • Bad St Leonhard
          • Kliening
    		Carinthia II (1999)
    • Styria
      • Birkfeld
        • Gasen
    		Bojar, H.-P. (2004)
    Belgium
     
    • Luxembourg Province
      • Stavelot Massif
        • Vielsalm
          • Grand Halleux
    		http://users.skynet.be/jose.dehove/photos/Hourt.htm
    Canada
     
    • Yukon Territory
      • Whitehorse Mining District
        • Carcross
          • Tagish Lake
            • Windy Arm
    		Gomi, A. (2001) Suisyou (Quartz), 50, #3, 173-180.
    China
     
    • Hunan Province
      • Chenzhou Prefecture
        • Yizhang Co.
          • Yaogangxian W-Sn ore field
    		Berthold Ottens, lecture at Mindat conference, Lvovek, Poland, July 2011.; Ottens, B. (2011) The Yaogangxian mine, Hunan Province, China. Mineralogical Record 42:557-603.
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Central Bohemia Region
        • Kutná Hora (Kuttenberg)
    		Neues Jahrb.Min.,Mh.(1976) 426-436
    American Mineralogist (1978) 63: 1284.
      • Karlovy Vary Region
        • Horní Slavkov (Schlaggenwald)
          • Krásno (Schönfeld)
    		Sejkora, J., Ondruš, P., Fikar, M., Veselovský, F., Mach, Z., Gabašová, A., Skoda, R. & Beran, P. (2006): Supergene minerals at the Huber stock and Schnöd stock deposits, Krásno ore District, the Slavkovský les area, Czech Republic. Journal of the Czech Geological Society 51, 57-101.
        • Krušné Hory Mts (Erzgebirge)
          • Jáchymov (St Joachimsthal) District
            • Jáchymov (St Joachimsthal)
    		Lapis 2002(7/8), 62
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Haslach
          • Schnellingen
    		Wittern: "Mineralfundorte in Deutschland", 2001; Walenta, K. (1994): Neufunde aus dem Schwarzwald, 5. Folge, 2. Teil. Lapis 19 (3), 31-39.
        • Menzenschwand
    		Lapis 21(12), 39 (1996)
    • Saxony
      • Erzgebirge
        • Freiberg District
          • Brand-Erbisdorf
            • Vereinigt Feld Mine
    		T. Witzke & M. Hocker (1993): Neue Vorkommen von Bukovskyit, Zykait und Kankit.- Lapis 18(6), 49-50
          • Freiberg
            • Himmelfahrt Mine
    		Wittern: "Mineralfundorte in Deutschland", 2001
          • Großvoigtsberg
    		T. Witzke & M. Hocker (1993): Neue Vorkommen von Bukovskyit, Zykait und Kankit.- Lapis 18(6), 49-50
    Lapis 30(7/8):78-80 (2005)
        • Schwarzenberg District
          • Langenberg
            • Graul
    		http://www.dergraul.de
      • Meißen
    		http://www.mineralienatlas.de/lexikon/index.php/Deutschland/Sachsen/Mei%DFen/Munzig
    Germany & Czech Republic
     
    • Saxony & Ústí Region (Bohemia; Böhmen; Boehmen)
      • Erzgebirge; Krusné Hory Mts
    		Pauliš, P. et al.: Nové výskyty nerostů na Sn-W ložisku Cínovec. Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 2008, vol. 16, 1, 113-117.
    Greece
     
    • Attikí (Attica; Attika) Prefecture
      • Lavrion (Laurion; Laurium) District
        • Lavrion District Mines
          • Agios Konstantinos [St Constantine] (Kamariza)
    		LAPIS 24 (7/8) 1999; Wendel, W. and Markl, G. (1999) Lavrion: Mineralogische Klassiker und Raritäten für Sammler. LAPIS 24 (7/8):34-52
            • Kamariza Mines (Kamareza Mines)
              • Hilarion area
    		No reference listed
          • Lavrion (Laurion; Laurium)
    		Jason B. Smith.
    Hungary
     
    • Pest Co.
      • Börzsöny Mts.
        • Nagybörzsöny
    		GEODA,1996
    Japan
     
    • Honshu Island
      • Chubu Region
        • Yamanashi Prefecture
    		Mineralogical Journal Vol. 12 (1984) , No. 1 pp 6-14
      • Kanto Region
        • Saitama Prefecture
          • Chichibu-gun
            • Ohtaki-mura
              • Nakatsugawa
    		Yamada and Matsuyama (1988) Suisyou, 2, 23-29.
      • Kinki region
        • Kyoto Prefecture
    		Miyamoto et al (1995) Chigaku Kenkyu, 44, 105-109.
    • Kyushu Region
      • Oita prefecture
        • Hayami-gun
    Poland
     
    • Lower Silesia (Dolnośląskie)
      • Kaczawskie Mts
        • Radzimowice
          • Stara Góra
            • Stara Góra deposit
    		1. R. Siuda, 2001 : New sulphate minerals from the Stara Góra oxidised zone, Radzimowice, Kaczawskie Mts., Mineralogical Society of Poland, Special Papers, vol 18, 186-188
    UK
     
    • England
      • Cornwall
        • St Austell District
          • St Stephen-in-Brannel
    		No reference listed
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2012. 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.
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