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Kuannersuite-(Ce)

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Formula:
NaCeBa3(PO4)3F0.5Cl0.5
System:
Trigonal
Colour:
pale red
Hardness:
4½ - 5½
Name:
For the type locality Kuannersuit (Kvanefjeld) plateau, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland.
Apatite Group. The barium analogue of Belovite-(Ce). The NaCeBa3 analogue of Fluorapatite.

Classification of Kuannersuite-(Ce)

Approved 2002
7/B.39-117
8.BN.05

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
N : With only large cations, (OH, etc.):RO4 = 0.33:1
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First Recorded Occurrence of Kuannersuite-(Ce)

General Appearance of First Recorded Material:
elongated grystals with six-sided cross section, to 1.5 mm
Geological Setting of First Recorded Material:
vugs in albitite veins hosted by an augite-syenite

Physical Properties of Kuannersuite-(Ce)

Vitreous
Diaphaneity (Transparency):
Translucent
Colour:
pale red
Streak:
white
Hardness (Mohs):
4½ - 5½
Tenacity:
Brittle
Cleavage:
Poor/Indistinct
on {001} and {100}
Density:
4.51 g/cm3 (Measured)    4.66 g/cm3 (Calculated)

Crystallography of Kuannersuite-(Ce)

Crystal System:
Trigonal
Class (H-M):
3 - Rhombohedral
Space Group:
P3
Cell Parameters:
a = 9.909Å, c = 7.402Å
Ratio:
a:c = 1 : 0.747
Unit Cell Volume:
V 629.42 ų
X-Ray Powder Diffraction Data:
d-spacingIntensity
2.97 (100)
2.86 (60)
1.96 (80)

Chemical Properties of Kuannersuite-(Ce)

Formula:
NaCeBa3(PO4)3F0.5Cl0.5
Essential elements:
All elements listed in formula:

Relationship of Kuannersuite-(Ce) to other Species

Other Members of Group:
Belovite-(Ce)NaCeSr3(PO4)3F
Belovite-(La)NaLaSr3(PO4)3F
Carlgieseckeite-(Nd)NaNdCa3(PO4)3F
Deloneite(Na0.5REE0.25Ca0.25)(Ca0.75REE0.25)Sr1.5(CaNa0.25REE0.25)(PO4)3F0.5(OH)0.5
FluorcaphiteSrCaCa3(PO4)3F
FluorstrophiteSrCaSr3(PO4)3F
8.BN.05AlforsiteBa5(PO4)3Cl
8.BN.05Belovite-(Ce)NaCeSr3(PO4)3F
8.BN.05Carbonate-rich FluorapatiteCa5(PO4,CO3)3(F,O)
8.BN.05Carbonate-rich HydroxylapatiteCa5(PO4,CO3)3(OH,O)
8.BN.05ChlorapatiteCa5(PO4)3Cl
8.BN.05Mimetite-MPb5(AsO4)3Cl
8.BN.05Johnbaumite-MCa5(AsO4)3OH
8.BN.05FluorapatiteCa2Ca3(PO4)3F
8.BN.05HedyphanePb3Ca2(AsO4)3Cl
8.BN.05HydroxylapatiteCa5(PO4)3(OH)
8.BN.05JohnbaumiteCa5(AsO4)3OH
8.BN.05MimetitePb5(AsO4)3Cl
8.BN.05MorelanditeCa2Ba3(AsO4)3Cl
8.BN.05PyromorphitePb5(PO4)3Cl
8.BN.05FluorstrophiteSrCaSr3(PO4)3F
8.BN.05SvabiteCa5(AsO4)3F
8.BN.05TurneaureiteCa5(AsO4)3Cl
8.BN.05VanadinitePb5(VO4)3Cl
8.BN.05Belovite-(La)NaLaSr3(PO4)3F
8.BN.05Deloneite(Na0.5REE0.25Ca0.25)(Ca0.75REE0.25)Sr1.5(CaNa0.25REE0.25)(PO4)3F0.5(OH)0.5
8.BN.05FluorcaphiteSrCaCa3(PO4)3F
8.BN.05Hydroxylapatite-MCa5(PO4)3OH
8.BN.05PhosphohedyphaneCa2Pb3(PO4)3Cl
8.BN.05StronadelphiteSr5(PO4)3F
8.BN.05FluorphosphohedyphaneCa2Pb3(PO4)3F
8.BN.05Carlgieseckeite-(Nd)NaNdCa3(PO4)3F
8.BN.05Miyahisaite(Sr,Ca)2Ba3(PO4)3F
8.BN.10ArctiteNa2Ca4(PO4)3F

Other Names for Kuannersuite-(Ce)

Name in Other Languages:
Simplified Chinese:磷钠铈钡石
Traditional Chinese:磷鈉鈰鋇石

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 Kuannersuite-(Ce)

Reference List:
Friis, H., et al. (2004): Canadian Mineralogist: 42: 95-106.

Internet Links for Kuannersuite-(Ce)

Localities for Kuannersuite-(Ce)

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.
Greenland
 
  • Kujalleq
    • Narsaq
Friis, Henrik; Balic-Zunjic, Tonci; Pekov, Igor V. & Petersen, Ole Valdemar. 2004. Kuannersuite-(Ce), Ba6Na2REE2(PO4)6FCl, a new member of the Apatite group, from the Ilímaussaq Alkaline Complex, South Greenland: Description and crystal chemistry. Canadian Mineralogist, 42, 95-106
Friis, H., Balic-Zunic, T, Pekov, I., Peterson, O. (2004): Kuannersuite-(Ce), a new member of the Apatite-group, from the Ilimaussaq alkaline complex, South Greenland, Canadian Mineralogist, Vol. 42, 95-106
Friis, H., Balic-Zunic, T, Pekov, I., Peterson, O. (2004): Kuannersuite-(Ce), a new member of the Apatite-group, from the Ilimaussaq alkaline complex, South Greenland. Canadian Mineralogist. 42, 95-106
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