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Kamphaugite-(Y)

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Formula:
Ca(Y,REE)(CO3)2(OH) · H2O
System:
Tetragonal
Colour:
White to colorless
Hardness:
2 - 3
Name:
Named after the Norwegian Erling Kamphaug (1931-2000) a mineral collector who supplied the first specimens for study.
Related to tengerite-(Y) and similar minerals.

Classification of Kamphaugite-(Y)

Approved 1987
5.DC.10

5 : CARBONATES (NITRATES)
D : Carbonates with additional anions, with H2O
C : With large cations
16b.1.7.1

16b : HYDRATED CARBONATES CONTAINING HYDROXYL OR HALOGEN
1 : AmBn(XO3)pZqxH2O & with (m+n):p = 1:1
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First Recorded Occurrence of Kamphaugite-(Y)

General Appearance of First Recorded Material:
Platy crystals up to 1 mm across forming divergent or rose-like aggregates, sometimes small spherules.
Geological Setting of First Recorded Material:
In cavities of a magnetite-helvite skarn deposit.

Physical Properties of Kamphaugite-(Y)

Vitreous
Diaphaneity (Transparency):
Transparent
Colour:
White to colorless
Comment:
Spherules may be pale yellow to brown
Streak:
White
Hardness (Mohs):
2 - 3
Hardness Data:
Estimated
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Irregular/Uneven

Crystallography of Kamphaugite-(Y)

Crystal System:
Tetragonal
Class (H-M):
4 2 2 - Trapezohedral
Space Group:
P41 21 2
Space Group Setting:
P41 21 2
Cell Parameters:
a = 7.434Å, c = 21.793Å
Ratio:
a:c = 1 : 2.932
Unit Cell Volume:
V 1205.2 ų
Z:
8
Morphology:
Forms observed: {001} and probably {100} and {110}
X-Ray Powder Diffraction Data:
d-spacingIntensity
6.140(100)
4.381(80)
3.516(60)
2.831(50)
2.631(90)
1.891(30)

Optical Data of Kamphaugite-(Y)

Type:
Uniaxial (-)
RI values:
nω = 1.663 nε = 1.627
2V:
Measured: 15°
Max Birefringence:
δ = 0.036
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
not observed
Pleochroism:
Non-pleochroic

Chemical Properties of Kamphaugite-(Y)

Formula:
Ca(Y,REE)(CO3)2(OH) · H2O
Essential elements:
All elements listed in formula:
Analytical Data:
Means of 5 sets of electron microprobe data
Y2O3 30.5
Nd2O3 1.4
Sm2O3 0.8
Gd2O3 1.6
Dy2O3 2.1
Er2O3 1.2
Yb2O3 1.1
CO2 29.6
H2O 12.1
Total 98.8 wt.%
Empirical Formula:
Ca1.98(Y1.63Dy0.07Gd0.05Nd0.05Er0.04Yb0.03Sm0.03)∑1.90(CO3)4.06(OH)1.54∙3.28H2O

Relationship of Kamphaugite-(Y) to other Species

5.DC.05Ancylite-(Ce)SrCe(CO3)2(OH) · H2O
5.DC.05Calcioancylite-(Ce)(Ca,Sr)Ce(CO3)2(OH) · H2O
5.DC.05Calcioancylite-(Nd)Ca(Nd,La,Ce)(CO3)2(OH).H2O
5.DC.05Gysinite-(Nd)Pb(Nd,La)(CO3)2(OH) · H2O
5.DC.05Ancylite-(La)Sr(La,Ce)(CO3)2(OH) · H2O
5.DC.05Kozoite-(Nd)(Nd,La,Sm,Pr)(CO3)(OH)
5.DC.05Kozoite-(La)(La,Nd)(CO3)(OH)
5.DC.15SheldrickiteNaCa3(CO3)2F3 · H2O
5.DC.20Thomasclarkite-(Y)(Na,Ce)(Y,REE)(HCO3)(OH)3 · 4H2O
5.DC.25Peterbaylissite(Hg2+)1.5(CO3)(OH) · 2H2O
5.DC.30Clearcreekite(Hg2+)1.5(CO3)(OH) · 2H2O
5.DC.35NiveolaniteNaBe(CO3)(OH) · 2H2O

Other Names for Kamphaugite-(Y)

Name in Other Languages:
Simplified Chinese:碳钇钙石
Traditional Chinese:碳釔鈣石

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 Kamphaugite-(Y)

Reference List:
- Raade, G. & Brastad, K. (1993): Kamphaugite-(Y), a new hydrous Ca-(Y-REE)-carbonate mineral. European Journal of Mineralogy. 5, 679-683
- Rømming, C., Kocharian, A.K. & Raade, G. (1993): The crystal structure of kamphaugite-(Y). European Journal of Mineralogy. 5, 685-690
- Mandarino, J.A. (1997): New Minerals 1990-1994. The Mineralogical Record Inc, Tucson 1997
- Mineralogical Magazine (2006): 70: 397-404.

Internet Links for Kamphaugite-(Y)

Localities for Kamphaugite-(Y)

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.
Australia
 
  • South Australia
    • Olary Province
      • Yunta
[C. Kovac, pers com]
Canada
 
  • Québec
    • Outaouais
      • Les Collines-de-l'Outaouais RCM
        • Val-des-Monts
          • Lac Saint-Pierre (Wakefield Lake)
Hogarth, D.D. (1972): The Evans-Lou pegmatite, Québec: a unique yttrium-niobium-bismuth-vanadium mineral assemblage. Mineralogical Record, 3, 69-77.
Hungary
 
  • Heves Co.
    • Bükk Mts
      • Szarvaskő
GEODA, "New minerals in Hungary" 1999; Fehér, B., Szakáll, S. & Nagy, G. (2003): Kamphaugite-(Y), a rare hydrous Ca-Y-carbonate mineral from Szarvaskő, Bükk Mountains, Hungary. Acta Mineralogica-Petrographica, Abstract Series, 1, p. 30.
Italy
 
  • Piedmont
    • Verbano-Cusio-Ossola Province
      • Baveno
        • Oltrefiume
          • Mount Camoscio
Grill, E. (1935): I minerali del granito di Baveno, la fayalite. Periodico di Mineralogia, 129-133. - Gallitelli, P. (1936): Le miche del granito di Baveno. . Periodico di Mineralogia, 61-76 - Pagliani, G. (1948): Le Zeoliti del granito di Baveno. Periodico di Mineralogia, 175-188. - Ravagnani, D. (1974): I giacimenti uraniferi italiani - Gruppo Mineralogico Lombardo - Museo Civico di Storia Naturale di Milano, Ed., Milano, 188 pp. - min. Rec. 14 (3), 157-168 - Am. Min. 83, 1330-1334 (1998) - Am. Min. 84, 782-789 (1999). - Guastoni, A. & Pezzotta, F. (2004): Kristiansenite a Baveno, second ritrovamento Mondiale della specie. Rivista Mineralogica Italiana, 4/2004, 247-251. - Guastoni, A., Demartin, F., Pezzotta, F. (2004): Sekaninaite delle pegmatiti granitiche di Feriolo e Baveno (VB). Atti della Società Italiana di Scienze Naturali e del Museo Civico di Storia Naturale di Milano, 145, 59-68. - Mineralogist americano (2005) 90, 1442-1452.
Sergio Varvello
  • Sardinia
    • Olbia-Tempio Pausania Province
Orlandi, P. (2011): Zibaldone di mineralogia italiana 2010: parte seconda. Micro, 3/2011, 98-100.
      • La Maddalena
        • La Maddalena Island
Gamboni, A. (2003): Cala Francese - La Maddalena (SS). Micro (località), 2003, 11-20
Japan
 
  • Honshu Island
    • Kinki Region
      • Kyoto Prefecture
        • Kameoka City
Tsuruta et al. (2005) Koubutsu-Gakkai Kou'en-Youshi, 146.
Kazakhstan
 
  • Eastern Kazakhstan Province (Shyghys Qazaqstan Oblysy; Vostochno-Kazakhstanskaya Oblast')
    • Tarbagatai Range
      • Akzhaylyautas Mts (Akzhailyautas Mts; Akjaylautas Mts; Akzhalautas Mts)
Stepanov, A.V. (1961): New and rare minerals in alkali granites of Kazakhstan. Trudy Kazakhskogo Nauchno-Isledovatelskogo Insituta Mineralnogo Syrya, 5, 147-161.
Namibia
 
  • Erongo Region
    • Swakopmund District
      • Arandis
Bezing, L. von, Bode, R. & Jahn, S. (2007): Namibia. Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag, Haltern, 343 pp. (in English)
  • Khomas Region
    • Gamsberg Area
Bezing, L. von, Bode, R. & Jahn, S. (2008): Namibia Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag GmbH, Haltern: 619 (in English)
Norway
 
  • Aust-Agder
    • Iveland
      • Frikstad
K. Eldjarn, pers. com. to P. Andresen, 2004./ Revheim, O. (2006): Slobrekka, Iveland, Del 1. STEIN 33 (4), 53-55
      • Ljosland
        • Knipan (Knipane)
Breivik, H., Myre, K. & Gunnufsen, K. (2010): Gammelt og nytt, stort og smått fra Storsynken, Knipane, Iveland. Norsk Bergverksmuseum Skrift. 43: 88-93
  • Buskerud
    • Lier
      • Sylling
Raade, G. & Brastad, K.(1993): Kamphaugite-(Y), a new hydrous Ca-(Y-REE)-carbonate mineral. European Journal of Mineralogy. 5, 679-683
  • Nordland
    • Tysfjord
Husdal, T. (2008): The minerals of the pegmatites within the Tysfjord granite, northern Norway. Norsk Bergverksmuseum, skrift 38, 5-28.
  • Telemark
    • Drangedal
      • Tørdal
Thomas Witzke collection
Raade, Sæbø, Austrheim & Kristiansen (1993): Kuliokite-(Y) and its alteration products kainosite-(Y) and kamphaugite-(Y) from granite pegmatite in Tørdal, Norway, European Journal of Mineralogy: 5: 691-698.
Knut Edvard Larsen collection
    • Kragerø
Raade, G. & Brastad, K.(1993): Kamphaugite-(Y), a new hydrous Ca-(Y-REE)-carbonate mineral. European Journal of Mineralogy. 5, 679-683 + Ljøstad, O.T. (1994): Kamphaugitt-(Y)- det nyest beskrevne mineralet fra Norge. STEIN 21 (2), 143-144
  • Vestfold
    • Larvik
      • Tvedalen
        • Tuften (Tuften 1 Quarry; Tuften 2 Quarry)
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
Russia
 
  • Eastern-Siberian Region
    • Sakha Republic (Saha Republic; Yakutia)
      • Polar Yakutia
        • Cherskii range system
          • Selennyakh range
            • Tommot river
no reference
  • Northern Region
    • Murmanskaja Oblast'
      • Kola Peninsula
        • Keivy Mountains
          • Western Keivy Massif
Natural History Museum Vienna collection
South Africa
 
  • North West Province
    • Ngaka Modiri Molema District
VERWOERD, W.J. (2008) Kamphaugite-(Y) from the Goudini carbonatite, South Africa. Canadian Mineralogist, 46, 1007-1022.
Spain
 
  • Madrid
    • Cadalso de los Vidrios
Menor, C (2007). Kamphaugite-(Y) in Cadalso de los Vidrios (Madrid). Mineral Up, 2007-2, 48-49.
Min. Mag. 70(4),397-404(2006)
Tanago, J. G., Lozano, P. L., Larios, A. , La Iglesia, A. (2012) Stokesite crystals from La Cabrera, Madrid, Spain. Mineralogical Record 43:499-508
USA
 
  • Maine
    • Hancock Co.
      • Mount Desert
King, V. and Foord, E., 2000, Mineralogy of Maine, volume 2, Addenda.
  • Massachusetts
    • Middlesex Co.
      • Ashland
Médard E, Cristofono P, Henderson W A (2007) Kamphaugite-(Y) from Ashland, MA (MMNE Newsletter 284:2-5)
Mineral and/or Locality  
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