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Nickenichite

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Formula:
Na0.8Ca0.4Cu0.4(Mg,Fe)3(AsO4)3
System:
Monoclinic
Colour:
Bright blue to gray blue.
Hardness:
3
Name:
Named by M. Auernhammer, H. Effenberger, G. Hentschel, Th. Reinecke, and E. Tillmanns in 1993 for the type locality at Nickenicher Sattel (Eicher Sattel), Eich, Andernach, Eifel Mts, Rhineland-Palatinate, Germany.
This page provides mineralogical data about Nickenichite.

Classification of Nickenichite

Approved
8.AC.10

8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
C : With medium-sized and large cations
Dana 7th ed.:
38.2.7.3
38.2.3.9

38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
2 : (AB)5(XO4)3
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http://www.mindat.org/min-2900.html
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First Recorded Occurrence of Nickenichite

Year of Discovery:
1993
Geological Setting of First Recorded Material:
Scoriaceous basalt
Associated Minerals at First Recorded Locality:

Physical Properties of Nickenichite

Sub-Vitreous
Diaphaneity (Transparency):
Translucent
Colour:
Bright blue to gray blue.
Hardness (Mohs):
3
Tenacity:
Brittle
Cleavage:
Perfect
{010} perfect; {100} and {10-1} good.
Density:
4.06 g/cm3 (Calculated)

Crystallography of Nickenichite

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/b
Space Group Setting:
C2/c
Cell Parameters:
a = 11.882Å, b = 12.76Å, c = 6.647Å
β = 112.81°
Ratio:
a:b:c = 0.931 : 1 : 0.521
Unit Cell Volume:
V 928.97 ų (Calculated from Unit Cell)
Z:
4
Comment:
TMPM 48:153 (1993) structure.
X-Ray Powder Diffraction Data:
d-spacingIntensity
4.35 (40)
4.06 (50)
3.56 (40)
3.53 (40)
3.20 (60)
3.07 (40)
2.74 (100)
2.61 (40)
Comments:
TMPM 48:153 (1993)

Optical Data of Nickenichite

Type:
Biaxial (+)
RI values:
nα = 1.714 nβ = 1.744 nγ = 1.783
2V:
Measured: 60° to 84°, Calculated: 86°
Birefringence:
0.069
Max Birefringence:
δ = 0.069
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
weak
Pleochroism:
Non-pleochroic

Chemical Properties of Nickenichite

Formula:
Na0.8Ca0.4Cu0.4(Mg,Fe)3(AsO4)3
Essential elements:
All elements listed in formula:
Common Impurities:
K,Mn,P

Relationship of Nickenichite to other Species

Other Members of Group:
Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
Alluaudite-Ca□4Ca4Mn42+Fe83+(PO4)12
Alluaudite-Na□4Na4Mn42+Fe83+(PO4)12
ArseniopleiteNaCaMn2+(Mn2+,Mg)2(AsO4)3
BradaczekiteNaCu4(AsO4)3
CanutiteNaMn3[AsO4][AsO3(OH)]2
Caryinite(Na,Pb)(Ca,Na)(Ca,Mn2+)(Mn2+,Mg,Fe3+)2(AsO4)3
ErikapohliteCu3(Zn,Cu,Mg)4Ca2(AsO4)6·2H2O
Ferroalluaudite(Na,Ca)Fe2+(Fe3+,Mn2+,Fe2+)2(PO4)3
Ferroalluaudite-NaNaNa4Na4Fe42+Fe83+(PO4)12
FerrohagendorfiteNaCaFe2+Fe22+(PO4)3
GroatiteNaCaMn2(PO4)(HPO4)2
HagendorfiteNaCaMn2+Fe22+(PO4)3
Hagendorfite-NaNaNa, Mn, Fe, P, O, H (?)
Hagendorfite-Varulite SeriesNaCaMn2+(Fe2+,Fe3+,Mg)2(PO4)3
HatertiteNa2(Ca,Na)(Fe3+,Cu)2(AsO4)3
JohilleriteNa(Mg,Zn)3Cu(AsO4)3
KeyiteCu32+Zn4Cd2(AsO4)6 · 2H2O
Maghagendorfite(□,Na,)(Na,Ca,Fe2+)Mn(Mg,Fe2+,Fe3+)3(PO4)3
ManitobaiteNa16Mn2+ 25Al8(PO4)30
O'DanieliteNa(Zn,Mg)3H2(AsO4)3
VaruliteNaCaMn2+Mn22+(PO4)3
YazganiteNaFe23+(Mg,Mn2+)(AsO4)3 · H2O
8.AC.05HowardevansiteNaCuFe2(VO4)3
8.AC.10Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3
8.AC.10ArseniopleiteNaCaMn2+(Mn2+,Mg)2(AsO4)3
8.AC.10Caryinite(Na,Pb)(Ca,Na)(Ca,Mn2+)(Mn2+,Mg,Fe3+)2(AsO4)3
8.AC.10Ferroalluaudite(Na,Ca)Fe2+(Fe3+,Mn2+,Fe2+)2(PO4)3
8.AC.10HagendorfiteNaCaMn2+Fe22+(PO4)3
8.AC.10JohilleriteNa(Mg,Zn)3Cu(AsO4)3
8.AC.10Maghagendorfite(□,Na,)(Na,Ca,Fe2+)Mn(Mg,Fe2+,Fe3+)3(PO4)3
8.AC.10VaruliteNaCaMn2+Mn22+(PO4)3
8.AC.10FerrohagendorfiteNaCaFe2+Fe22+(PO4)3
8.AC.10BradaczekiteNaCu4(AsO4)3
8.AC.10YazganiteNaFe23+(Mg,Mn2+)(AsO4)3 · H2O
8.AC.10GroatiteNaCaMn2(PO4)(HPO4)2
8.AC.15BobfergusoniteNa2Mn5FeAl(PO4)6
8.AC.15Ferrowyllieite(Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO4)3
8.AC.15QingheiiteNaMn3+Mg(Al,Fe3+)(PO4)3
8.AC.15Rosemaryite(Na,Ca,Mn)(Mn,Fe2+)(Fe3+,Mg)Al(PO4)3
8.AC.15Wyllieite(Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3
8.AC.15Ferrorosemaryite◻NaFe2+Fe3+Al(PO4)3
8.AC.15Qingheiite-(Fe2+)Na2Fe2+MgAl(PO4)3
8.AC.18ManitobaiteNa16Mn2+ 25Al8(PO4)30
8.AC.20MarićiteNaFe2+(PO4)
8.AC.25BerzeliiteNaCa2(Mg,Mn2+)2(AsO4)3
8.AC.25Manganberzeliite(Ca,Na)3(Mn2+,Mg)2(AsO4)3
8.AC.25Palenzonaite(Ca,Na)3CaMn22+(VO4)3
8.AC.25SchäferiteCa2NaMg2(VO4)3
8.AC.30BrianiteNa2CaMg(PO4)2
8.AC.35Vitusite-(Ce)Na3(Ce,La,Nd)(PO4)2
8.AC.40Olgite(Sr,Ba)(Na,Sr,REE)2Na(PO4)2
8.AC.40Bario-olgite(Ba,Sr)(Na,Sr,REE)2Na(PO4)2 ·
8.AC.45StrontiowhitlockiteSr9Mg(PO4)6(HPO4)
8.AC.45WhitlockiteCa9Mg(PO4)6(HPO4)
8.AC.45MerrilliteCa9NaMg(PO4)7
8.AC.45TuiteCa3(PO4)2
8.AC.45FerromerrilliteCa9NaFe2+(PO4)7
8.AC.45BobdownsiteCa9Mg(PO4)6(PO3F)
8.AC.50Chladniite{Ca}{Na8}{Ca4Na4}{(Mg,Fe2+)43}(PO4)36
8.AC.50Fillowite{Mn2+}{Na8}{Ca4Na4}{(Mn2+,Fe2+)43}(PO4)36
8.AC.50JohnsomervilleiteNa10Ca6Mg18Fe25(PO4)36
8.AC.50Galileiite{Fe2+}{Na8}{Fe42+Na4}{Fe432+}(PO4)36
8.AC.50Stornesite-(Y){(Y, Ca)}{Na62}{(Ca,Na)8}{(Mg,Fe2+)43}(PO4)36
8.AC.50XenophylliteNa4Fe72+(PO4)6
8.AC.55HarrisoniteCa(Fe2+,Mg)6(PO4)2(SiO4)2
8.AC.60KosnariteKZr2(PO4)3
8.AC.65Panethite(Na,Ca)2(Mg,Fe2+)2(PO4)2
8.AC.70StanfielditeCa7Ca2Mg9(PO4)12
8.AC.75RonneburgiteK2MnV4O12
8.AC.80Tillmannsite(Ag3Hg)(VO4,AsO4)
8.AC.85FilatoviteK(Al,Zn)2(As,Si)2O8
38.2.7.1O'DanieliteNa(Zn,Mg)3H2(AsO4)3
38.2.7.2JohilleriteNa(Mg,Zn)3Cu(AsO4)3
38.2.7.5YazganiteNaFe23+(Mg,Mn2+)(AsO4)3 · H2O

Other Names for Nickenichite

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 Nickenichite

Reference List:
Auernhammer, M., Effenberger, H., Hentschel, G., Reinecke, Th. and Tillmanns, E. (1993): Nickenichite, a new arsenate from the Eifel, Germany. Mineralogy and Petrology, 48, 153-166.

New Minerals (1997), New Minerals 1990-1994.

Internet Links for Nickenichite

Localities for Nickenichite

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.
Germany
 
  • Rhineland-Palatinate
    • Eifel
      • Andernach
        • Eich
          • Nickenicher Sattel (Eicher Sattel)
Auerhammer, M., Effenberger, H., Hentschel, G., Reinecke, T., Tillmanns, E. (1993): Nickenichite, a new Arsenate from the Eifel, Germany, Mineralogy and Petrology 48, 153-166
        • Nickenich
Blass, G., Emmerich, F., Graf, HW., Schäfer, Ch., Tschörtner, J., (2006): Minerale der Eifelvulkane, Version 1.0, CD, published by authors
Mineral and/or Locality  
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