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Florencite-(Nd)

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Formula:
(Nd,La,Ce)Al3(PO4)2(OH)6
Hardness:
5 - 6
Name:
After Dr. W. Florence, who made a preliminary chemical examination of the mineral, and the "-(Nd)" suffix in allusion to Neodymium being the dominant REE in the composition.
This page provides mineralogical data about Florencite-(Nd).

Classification of Florencite-(Nd)

Approved
7/B.36-140
8.BL.13

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
L : With medium-sized and large cations, (OH, etc.):RO4 = 3:1
41.5.10.4

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
5 : (AB)2(XO4)Zq
19.9.12

19 : Phosphates
9 : Phosphates of rare earths and Sc
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First Recorded Occurrence of Florencite-(Nd)

Physical Properties of Florencite-(Nd)

Hardness (Mohs):
5 - 6

Optical Data of Florencite-(Nd)

Type:
Uniaxial (+)
RI values:
nω = 1.720 nε = 1.730
Max Birefringence:
δ = 0.010
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
High

Chemical Properties of Florencite-(Nd)

Formula:
(Nd,La,Ce)Al3(PO4)2(OH)6
Idealised Formula:
NdAl3[(OH)6|(PO4)2]
Essential elements:
All elements listed in formula:

Relationship of Florencite-(Nd) to other Species

Other Members of Group:
BenauiteSrFe33+(HPO4,PO4)2(OH)6
CrandalliteCaAl3(PO4)2(OH)5 · H2O
EylettersiteTh0.75Al3(PO4)2(OH)6
Florencite-(Ce)CeAl3(PO4)2(OH)6
Florencite-(La)LaAl3(PO4)2(OH)6
Florencite-(Sm)(Sm,Nd)Al3(PO4)2(OH)6
GalloplumbogummitePb(Ga,Al)3-xGexH1-x(PO4)2(OH)6 for 0 ≤ x ≤ 1
GorceixiteBaAl3(PO4)2(OH)5 · H2O
GoyaziteSrAl3(PO4)2(OH)5 · H2O
KintoreitePbFe3(PO4)(PO3OH)(OH)6
Kintoreite-2cPbFe33+(PO4)2(OH,H2O)6
PlumbogummitePbAl3(PO4)2(OH)5 · H2O
SpringcreekiteBaV33+(PO4)2(OH,H2O)6
WaylanditeBiAl3(PO4)2(OH)6
ZaïriteBiFe33+(PO4)2(OH)6
8.BL.05BeudantitePbFe3(AsO4)(SO4)(OH)6
8.BL.05CorkitePbFe3(PO4)(SO4)(OH)6
8.BL.05HidalgoitePbAl3(AsO4)(SO4)(OH)6
8.BL.05HinsdalitePbAl3(PO4)(SO4)(OH)6
8.BL.05KemmlitziteSrAl3(AsO4)(SO4)(OH)6
8.BL.05SvanbergiteSrAl3(PO4)(SO4)(OH)6
8.BL.05WoodhouseiteCaAl3(PO4)(SO4)(OH)6
8.BL.05GallobeudantitePbGa3(AsO4)(SO4)(OH)6
8.BL.10ArsenogoyaziteSrAl3(AsO4)2(OH)5 · H2O
8.BL.10ArsenogorceixiteBaAl3(AsO4)2(OH)5 · H2O
8.BL.10ArsenocrandalliteCaAl3(AsO4)2(OH)5 · H2O
8.BL.10BenauiteSrFe33+(HPO4,PO4)2(OH)6
8.BL.10CrandalliteCaAl3(PO4)2(OH)5 · H2O
8.BL.10DussertiteBaFe33+(AsO4)2(OH)5
8.BL.10EylettersiteTh0.75Al3(PO4)2(OH)6
8.BL.10GorceixiteBaAl3(PO4)2(OH)5 · H2O
8.BL.10GoyaziteSrAl3(PO4)2(OH)5 · H2O
8.BL.10KintoreitePbFe3(PO4)(PO3OH)(OH)6
8.BL.10PhilipsbornitePbAl3(AsO4)2(OH)5 · H2O
8.BL.10PlumbogummitePbAl3(PO4)2(OH)5 · H2O
8.BL.10SegnititePbFe33+(AsO4)2(OH,H2O)6
8.BL.10SpringcreekiteBaV33+(PO4)2(OH,H2O)6
8.BL.13Arsenoflorencite-(La)LaAl3(AsO4)2(OH)6
8.BL.13Arsenoflorencite-(Nd)NdAl3(AsO4)2(OH)6
8.BL.13Arsenoflorencite-(Ce)CeAl3(AsO4)2(OH)6
8.BL.13Florencite-(Ce)CeAl3(PO4)2(OH)6
8.BL.13Florencite-(La)LaAl3(PO4)2(OH)6
8.BL.13WaylanditeBiAl3(PO4)2(OH)6
8.BL.13ZaïriteBiFe33+(PO4)2(OH)6
8.BL.13ArsenowaylanditeBiAl3(AsO4)2(OH)6
8.BL.13Graulichite-(Ce)CeFe33+(AsO4)2(OH)6
8.BL.13Florencite-(Sm)(Sm,Nd)Al3(PO4)2(OH)6
8.BL.15ViitaniemiiteNa(Ca,Mn2+)Al(PO4)(F,OH)3
8.BL.25PattersonitePbFe33+(PO4)2(OH)5 · H2O
19.9.1Xenotime-(Y)Y(PO4)
19.9.2Churchite-(Y)Y(PO4) · 2H2O
19.9.3Monazite-(Ce)(Ce,La,Nd,Th)(PO4)
19.9.4Monazite-(La)(La,Ce,Nd)(PO4)
19.9.5Monazite-(Nd)(Nd,La,Ce)(PO4)
19.9.6Rhabdophane-(Ce)(Ce,La)(PO4) · H2O
19.9.7Rhabdophane-(La)(La,Ce)(PO4) · H2O
19.9.8Rhabdophane-(Nd)(Nd,Ce,La)(PO4) · H2O
19.9.9Vitusite-(Ce)Na3(Ce,La,Nd)(PO4)2
19.9.10Florencite-(Ce)CeAl3(PO4)2(OH)6
19.9.11Florencite-(La)LaAl3(PO4)2(OH)6
19.9.13KolbeckiteScPO4 · 2H2O

Other Names for Florencite-(Nd)

Name in Other Languages:

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 Florencite-(Nd)

Reference List:
Mineralogical Record: 2: 166-168.

Neues Jahrbuch für Mineralogie, Monatshefte (1990): 227-231.

Internet Links for Florencite-(Nd)

Localities for Florencite-(Nd)

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.
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.
Russia
 
  • Northern Region
    • Komi Republic
      • Prepolar Ural
        • Kozhim River Basin
          • Maldynyrd range (Maldy-nyrd range)
            • Grubependity Lake
http://geo.web.ru/conf/alkaline/2008/Repina.htm
USA
 
  • California
    • Marin Co.
      • Sausalito
Milton, D.J. and Bastron, H. (1971). "Churchite and Florencite (Nd) from Sausalito, California." Mineralogical Record: 2(4): 166-168.
Mineral and/or Locality  
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