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Rhabdophane-(Nd)

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Formula:
(Nd,Ce,La)(PO
 
4
) · H
 
2
O
System:HexagonalColour:Brown, pinkish, ...
Lustre:Hardness:
Member of:Rhabdophane Group
Name:From the Greek, rhabdos, a rod, plus phainesthai, to appear, in allusion to the bands characteristically exhibited in its spectrum, plus the suffix "-(Nd)" indicating the dominance of Nd over other REE in this species.

Classification of Rhabdophane-(Nd)

IMA status:Approved
Strunz 8th edition ID:7/C.29-30
Nickel-Strunz 10th (pending) edition ID:8.CJ.45

8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
J : With only large cations
Hey's CIM Ref.:19.9.8

19 : Phosphates
9 : Phosphates of rare earths and Sc
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Type Occurrence of Rhabdophane-(Nd)

Type Locality:Scoville Mine, Salisbury, Litchfield Co., Connecticut, USA

Physical Properties of Rhabdophane-(Nd)

Colour:Brown, pinkish, yellowish-white, colourless
Hardness (Mohs):

Crystallography of Rhabdophane-(Nd)

Crystal System:Hexagonal

Chemical Properties of Rhabdophane-(Nd)

Formula:
(Nd,Ce,La)(PO
 
4
) · H
 
2
O
Simplified for copy/paste:(Nd,Ce,La)(PO4)·H2O
Essential elements:H, Nd, O, P
All elements listed in formula:Ce, H, La, Nd, O, P

Relationship of Rhabdophane-(Nd) to other Species

Member of:Rhabdophane Group
Other Members of Group:

- +
Brockite
(Ca,Th,Ce)PO
 
4
· H
 
2
O
Rhabdophane-(Ce)
(Ce,La)(PO
 
4
) · H
 
2
O
Rhabdophane-(La)
(La,Ce)(PO
 
4
) · H
 
2
O
Rhabdophane-(Y)
YPO
 
4
·H
 
2
O
Tristramite
(Ca,U,Fe)(PO
 
4
,SO
 
4
) · 2H
 
2
O
Related Minerals - Nickel-Strunz Grouping):

- +
8.CJ.05Stercorite
Na(NH
 
4
)HPO
 
4
· 4H
 
2
O
8.CJ.10Mundrabillaite
(NH
 
4
)
 
2
Ca(HPO
 
4
)
 
2
· H
 
2
O
8.CJ.10Swaknoite
(NH
 
4
)
 
2
Ca(HPO
 
4
)
 
2
· H
 
2
O
8.CJ.15Nabaphite
NaBaPO
 
4
· 9H
 
2
O
8.CJ.15Nastrophite
Na(Sr,Ba)PO
 
4
· 9H
 
2
O
8.CJ.20Haidingerite
CaHAsO
 
4
· H
 
2
O
8.CJ.25Vladimirite
Ca
 
4
(AsO
 
4
)
 
2
(AsO
 
3
OH) · 4H
 
2
O
8.CJ.30Ferrarisite
Ca
 
5
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
· 9H
 
2
O
8.CJ.35Machatschkiite
(Ca,Na)
 
6
(AsO
 
4
)(HAsO
 
4
)
 
3
(PO
 
4
,SO
 
4
) · 15H
 
2
O
8.CJ.40Phaunouxite
Ca
 
3
(AsO
 
4
)
 
2
· 11H
 
2
O
8.CJ.40Rauenthalite
Ca
 
3
(AsO
 
4
)
 
2
· 10H
 
2
O
8.CJ.45Brockite
(Ca,Th,Ce)PO
 
4
· H
 
2
O
8.CJ.45Grayite
(Th,Pb,Ca)(PO
 
4
) · H
 
2
O
8.CJ.45Rhabdophane-(Ce)
(Ce,La)(PO
 
4
) · H
 
2
O
8.CJ.45Rhabdophane-(La)
(La,Ce)(PO
 
4
) · H
 
2
O
8.CJ.45Tristramite
(Ca,U,Fe)(PO
 
4
,SO
 
4
) · 2H
 
2
O
8.CJ.45Smirnovskite
CaTh(PO
 
4
)
 
2
· nH
 
2
O
8.CJ.50Ardealite
Ca
 
2
(HPO
 
4
)(SO
 
4
) · 4H
 
2
O
8.CJ.50Brushite
Ca(HPO
 
4
) · 2H
 
2
O
8.CJ.50Churchite-(Y)
Y(PO
 
4
) · 2H
 
2
O
8.CJ.50Pharmacolite
Ca(HAsO
 
4
) · 2H
 
2
O
8.CJ.50Churchite-(Nd)
Nd(PO
 
4
) · 2H
 
2
O
8.CJ.55Mcnearite
NaCa
 
5
(AsO
 
4
)(HAsO
 
4
)
 
4
· 4H
 
2
O
8.CJ.60Dorfmanite
Na
 
2
HPO
 
4
· 2H
 
2
O
8.CJ.65Sincosite
Ca(VO)
 
2
(PO
 
4
)
 
2
· 5H
 
2
O
8.CJ.65Bariosincosite
Ba(VO)
 
2
(PO
 
4
)
 
2
· 4H
 
2
O
8.CJ.70Catalanoite
Na
 
2
(HPO
 
4
) · 8H
 
2
O
8.CJ.75Guérinite
Ca
 
5
(AsO
 
4
)
 
2
(HAsO
 
4
)
 
2
· 9H
 
2
O
8.CJ.85Ningyoite
CaU(PO
 
4
)
 
2
· 1-2H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
19.9.1Xenotime-(Y)
Y(PO
 
4
)
19.9.2Churchite-(Y)
Y(PO
 
4
) · 2H
 
2
O
19.9.3Monazite-(Ce)
(Ce,La,Nd,Th)(PO
 
4
)
19.9.4Monazite-(La)
(La,Ce,Nd)(PO
 
4
)
19.9.5Monazite-(Nd)
(Nd,La,Ce)(PO
 
4
)
19.9.6Rhabdophane-(Ce)
(Ce,La)(PO
 
4
) · H
 
2
O
19.9.7Rhabdophane-(La)
(La,Ce)(PO
 
4
) · H
 
2
O
19.9.9Vitusite-(Ce)
Na
 
3
(Ce,La,Nd)(PO
 
4
)
 
2
19.9.10Florencite-(Ce)
CeAl
 
3
(PO
 
4
)
 
2
(OH)
 
6
19.9.11Florencite-(La)
LaAl
 
3
(PO
 
4
)
 
2
(OH)
 
6
19.9.12Florencite-(Nd)
(Nd,La,Ce)Al
 
3
(PO
 
4
)
 
2
(OH)
 
6
19.9.13Kolbeckite
ScPO
 
4
· 2H
 
2
O

Other Names for Rhabdophane-(Nd)

Other Languages:
German:Rhabdophan-(Nd)
Russian:Рабдофан-(Nd)

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 Rhabdophane-(Nd)

Reference List:

- +
Palache, C., Berman, H., & Frondel, C. (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.: 774 (as Scovillite).

Hildebrand, F.A., M.H. Carron, and H.J. Rose, Jr. (1957) Re-examination of rhabdophane (scovillite) from Salisbury, Connecticut. Geological Society of America Bull.: 68: 1744–1745 (abstract).

Muto, T., R. Meyrowitz, A.M. Pommer, and T. Murano (1959) Ningyoite, a new uranous phosphate mineral from Japan. American Mineraleralogist: 44: 633–650.

Bowles, J.F.W. and D.J. Morgan (1984) The composition of rhabdophane. Mineralogical Magazine: 48: 146–148.

American Mineralogist (1985): 70: 440.

Internet Links for Rhabdophane-(Nd)

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  • Localities for Rhabdophane-(Nd)

    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.
    (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.
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Liberec Region
    Scharm, B.: Přehled minerálů nalezených v oblasti uranových koncentrací v severočeské křídě. Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 1995, roč. 3, s. 169-172.
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Gengenbach
          • Haigerach valley
    Wittern,A. (1995) Mineralien finden im Schwarzwald
        • Wolfach
          • Oberwolfach
            • Rankach valley
    Walenta, K. (1992): Die Mineralien des Schwarzwaldes. Chr. Weise Verlag, München, 336 pp. (in German); KOLITSCH, U. (1997): Ianthinit und weitere Neufunde aus der Grube Clara im mittleren Schwarzwald. - Erzgräber 11 (2), 76-88.
    • Bavaria
      • Franconia
        • Spessart
          • Waldaschaff
    Lorenz, J., Schmitt, R., Hahn, W. (2007): Rhabdophan und Cuprobismutit von der Barytgrube "Pauline" in Waldaschaff im Spessart, Der Aufschluss, Vol. 58, 41-54
    • Saxony
      • Erzgebirge
        • Schneeberg District
          • Rödergasse
    Belendorff, K. (2009): Dreyerit und Rhabdophan-(Nd) aus Schneeberg, Erzgebirge. Mineralien-Welt 20 (3), 27-29
    Italy
     
    • Liguria
      • Savona Province
        • Maremola Valley
          • Magliolo
    Bracco, R., Balestra, C., Castellaro, F., Mills, S.J., Ma, C., Callegari, A.M., Boiocchi, M., Bersani, D., Cadoni, M., Ciriotti, M.E. (2012): Nuovi minerali di terre rare da Costa Balzi Rossi, Magliolo (SV), Liguria. Micro. 2/2012. 66-77.
    Japan
     
    • Kyushu Region
      • Saga Prefecture
    Takai, Y. and Uehara, S. (2012) Rhabdophane-(Y), YPO4·H2O, a new mineral in alkali olivine basalt from Hinodematsu, Genkai-cho, Saga Prefecture, Japan. Journal of Mineralogical and Petrological Sciences, 107, 110-113.
    • Shikoku Island
      • Ehime Prefecture
    Minakawa (1988) Sato Shinji Kyoju Taikan Kinen Ronbunshu, 101-105.
    Madagascar
     
    • Antsiranana Province
      • Diana Region (Northern Region)
        • Ambanja District
          • Ampasindava Peninsula
            • Betaimboay
              • Unnamed caldera
    Wolfgang Hampel (2011), fieldwork/studies
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
    www.koeln.netsurf.de/~w.steffens/lovo.htm
    UK
     
    • England
    Specimens in the Natural History Museum, London (Ludlam Collection)
        • St Austell District
          • Tywardreath
    Min. Mag. 48, 146-148(1984)
    USA
     
    • Connecticut
      • Litchfield Co.
        • Salisbury
    Hildebrand, F.A., M.H. Carron, and H.J. Rose, Jr. (1957) Re-examination of rhabdophane (scovillite) from Salisbury, Connecticut. Geological Society of America Bull.: 68: 1744–1745 (abstract).
    Brush, George J. and Samuel L. Penfield. (1883), Scovillite: A New Phosphate of Didymium, Yttrium and other Rare Earths, From Salisbury, Connecticut. American Journal of Science: 25: 459.
    • Wisconsin
      • Marathon Co.
    Hanson, S.L., et al (1999) Rocks and Minerals, 74, 184
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