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Arupite

A valid IMA mineral species
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02183340016065334074200.jpg
Arupite, etc.

Santa Catharina meteorite, Morro do Rócio, São Francisco do Sul, Santa Catarina, Brazil
05163910016065334074929.jpg
Arupite

Santa Catharina meteorite, Morro do Rócio, São Francisco do Sul, Santa Catarina, Brazil
02183340016065334074200.jpg
Arupite, etc.

Santa Catharina meteorite, Morro do Rócio, São Francisco do Sul, Santa Catarina, Brazil
05163910016065334074929.jpg
Arupite

Santa Catharina meteorite, Morro do Rócio, São Francisco do Sul, Santa Catarina, Brazil
02183340016065334074200.jpg
Arupite, etc.

Santa Catharina meteorite, Morro do Rócio, São Francisco do Sul, Santa Catarina, Brazil
05163910016065334074929.jpg
Arupite

Santa Catharina meteorite, Morro do Rócio, São Francisco do Sul, Santa Catarina, Brazil
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About ArupiteHide

Formula:
Ni3(PO4)2 · 8H2O
Colour:
Blue to light blue
Lustre:
Dull, Earthy
Hardness:
1½ - 2
Specific Gravity:
2.85 (Calculated)
Crystal System:
Monoclinic
Member of:
Vivianite Group
Name:
Named in 1990 by Vagn Fabius Buchwald in honor of Hans Henning Arup (4 May 1928 - 19 November 2012), Director of the Danish Corrosion Center, Copenhagen, Denmark.
The nickel analogue of Vivianite.


Unique IdentifiersHide

Mindat ID:
379
Long-form identifier:
mindat:1:1:379:3
GUID
(UUID V4):
cd007803-0812-4f5d-93e3-1a2d2ef9b3a5

IMA Classification of ArupiteHide

IMA status:
Approved
First published:
1990

Classification of ArupiteHide

Strunz-mindat (2024):
8.CE.40

8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
E : With only medium-sized cations, RO4:H2O about 1:2.5
Dana 8th ed.:
40.3.6.8

40 : HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
3 : A3(XO4)2·xH2O
Hey's CIM Ref.:
19.15.1

19 : Phosphates
15 : Phosphates of Ni

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
ArpIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of ArupiteHide

Lustre:
Dull, Earthy
Transparency:
Translucent
Colour:
Blue to light blue
Streak:
Light blue
Hardness:
1½ - 2 on Mohs scale
Density:
2.85 g/cm3 (Calculated)

Optical Data of ArupiteHide

Type:
Biaxial (+)
RI values:
nα = 1.632 nβ = 1.650 nγ = 1.680
2V:
Measured: 60° to 70°, Calculated: 78°
Birefringence:
0.048
Max Birefringence:
δ = 0.048
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r < v strong
Pleochroism:
Visible
Comments:
X = blue, Z = colorless

Chemistry of ArupiteHide

Mindat Formula:
Ni3(PO4)2 · 8H2O
Elements listed:
H, Ni, O, P - search for minerals with similar chemistry
Common Impurities:
Fe

Crystallography of ArupiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Cell Parameters:
a = 9.889 Å, b = 13.225 Å, c = 4.645 Å
β = 102.41°
Ratio:
a:b:c = 0.748 : 1 : 0.351
Unit Cell V:
593.29 ų (Calculated from Unit Cell)
Z:
2
Comment:
I2/m

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0018468ArupiteShouwen J, Wang D, Gao X, Wen X, Zhou J (2008) Poly[octaaquadi-mu-phosphato-tri-nickel(II)] Acta Crystallographica E64 m259-m2592008synthetic0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
7.878 Å(26)
6.624 Å(100)
4.818 Å(24)
3.805 Å(21)
3.152 Å(24)
2.922 Å(23)
2.672 Å(17)

Geological EnvironmentHide

Type Occurrence of ArupiteHide

Type Locality:
ⓘ Santa Catharina meteorite, Morro do Rócio, São Francisco do Sul, Santa Catarina, Brazil
General Appearance of Type Material:
Short prismatic blue crystals to 5 microns.
Place of Conservation of Type Material:
Division of Meteorites, National Museum of Natural History, Washington, D.C., USA, numbers 659, 804, 877.
Geological Setting of Type Material:
Weathered meteorite.
Associated Minerals at Type Locality:
ReevesiteMagnetiteHonessiteHematiteGoethite
Akaganeite

Synonyms of ArupiteHide

Other Language Names for ArupiteHide

German:Arupit
Russian:Арупит
Spanish:Arupita

Relationship of Arupite to other SpeciesHide

Member of:
Vivianite Group
Other Members of this group:
AnnabergiteNi3(AsO4)2 · 8H2OMon. 2/m : B2/m
BabánekiteCu3(AsO4)2 · 8H2O Mon. 2/m : B2/m
Barićite(Mg,Fe)3(PO4)2 · 8H2OMon. 2/m : B2/m
ErythriteCo3(AsO4)2 · 8H2OMon. 2/m : B2/m
Erythrite-Köttigite Series
HörnesiteMg3(AsO4)2 · 8H2OMon. 2/m : B2/m
KöttigiteZn3(AsO4)2 · 8H2OMon. 2/m : B2/m
ManganohörnesiteMn2+3(AsO4)2 · 8H2OMon. 2/m : P2/m
MonteneroiteCu2+Mn2+2(AsO4)2 · 8H2OMon. 2/m : B2/m
PakhomovskyiteCo3(PO4)2 · 8H2OMon. 2/m : B2/m
ParasymplesiteFe2+3(AsO4)2 · 8H2OMon. 2/m : B2/m
VivianiteFe2+Fe2+2(PO4)2 · 8H2OMon. 2/m : B2/m

Common AssociatesHide

Associated Minerals Based on Photo Data:
1 photo of Arupite associated with Goethiteα-Fe3+O(OH)
1 photo of Arupite associated with FayaliteFe2+2SiO4
1 photo of Arupite associated with Kamacite(Fe,Ni)
1 photo of Arupite associated with TroiliteFeS

Related Minerals - Strunz-mindat GroupingHide

8.CE.XBabánekiteCu3(AsO4)2 · 8H2O Mon. 2/m : B2/m
8.CE.MonteneroiteCu2+Mn2+2(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.05Chudobaite(Mg,Zn)5(AsO4)2(HAsO4)2 · 10H2OTric. 1 : P1
8.CE.05GeigeriteMn2+5(AsO4)2(HAsO4)2 · 10H2OTric. 1 : P1
8.CE.10NewberyiteMg(PO3OH) · 3H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.CE.15BrassiteMg(HAsO4) · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbca
8.CE.20PhosphorrössleriteMg(PO3OH) · 7H2OMon. 2/m : P2/b
8.CE.20RössleriteMg(HAsO4) · 7H2OMon. 2/m : B2/b
8.CE.25MetaswitzeriteMn2+3(PO4)2 · 4H2OMon. 2/m : P2/b
8.CE.25SwitzeriteMn2+3(PO4)2 · 7H2OMon. 2/m : P21/b
8.CE.30LindackeriteCuCu4(AsO4)2(HAsO4)2 · 9H2OTric. 1 : P1
8.CE.30OndrušiteCaCu4(AsO4)2(HAsO4)2 · 10H2OTric. 1 : P1
8.CE.30VeselovskýiteZnCu4(AsO4)2(HAsO4)2 · 9H2OTric. 1 : P1
8.CE.30PradetiteCoCu4(AsO4)2(HAsO4)2 · 9H2OTric. 1 : P1
8.CE.30KlajiteMnCu4(AsO4)2(HAsO4)2 · 9-10H2OTric. 1 : P1
8.CE.30Hloušekite(Ni,Co)Cu4(AsO4)2(AsO3OH)2 · 9H2OTric. 1 : P1
8.CE.35BobierriteMg3(PO4)2 · 8H2OMon. 2/m : B2/b
8.CE.40AnnabergiteNi3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40Barićite(Mg,Fe)3(PO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40ErythriteCo3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40FerrisymplesiteFe3+3(AsO4)2(OH)3 · 5H2OMon.
8.CE.40HörnesiteMg3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40KöttigiteZn3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40ManganohörnesiteMn2+3(AsO4)2 · 8H2OMon. 2/m : P2/m
8.CE.40ParasymplesiteFe2+3(AsO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40VivianiteFe2+Fe2+2(PO4)2 · 8H2OMon. 2/m : B2/m
8.CE.40PakhomovskyiteCo3(PO4)2 · 8H2OMon. 2/m : B2/m
8.CE.45SymplesiteFe2+3(AsO4)2 · 8H2OTric. 1 : P1
8.CE.50CattiiteMg3(PO4)2 · 22H2OTric. 1 : P1
8.CE.55KoninckiteFe3+PO4 · 3H2OTet. 4 2 2 : P41 21 2
8.CE.60KaňkiteFeAsO4 · 3.5H2OMon. 2 : P2
8.CE.60HilarioniteFe3+2(SO4)(AsO4)(OH) · 6H2OMon. 2/m : B2/m
8.CE.65SteigeriteAl(VO4) · 3H2OMon. 2/m : P21/m
8.CE.70MetaschoderiteAl2(PO4)(VO4) · 6H2OMon. 2/m : P2/m
8.CE.70SchoderiteAl2(PO4)(VO4) · 8H2OMon.
8.CE.75MalhmooditeFeZr(PO4)2 · 4H2OMon. 2/m : P21/b
8.CE.75ZigrasiteMgZr(PO4)2 · 4H2OTric. 1 : P1
8.CE.75UM2009-11-PO:CaHZrCaZr[PO4]2 · 4H2OTric.
8.CE.80SantabarbaraiteFe3+3(PO4)2(OH)3 · 5H2OAmor.
8.CE.85Metaköttigite(Zn,Fe,Fe)3(AsO4)2 · 8(H2O,OH)Tric. 1 : P1
8.CE.90SlavkoviteCu13(AsO4)6(AsO3OH)4 · 23H2OTric. 1 : P1

Fluorescence of ArupiteHide

In UV light:
Not fluorescent.

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for ArupiteHide

References for ArupiteHide

Localities for ArupiteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Brazil (TL)
 
  • Santa Catarina
    • São Francisco do Sul
      • Morro do Rócio
[Mandarino +1 other reference
Japan
 
  • Mie Prefecture
    • Toba City
The Mineral Species of Japan (5th ed) +1 other reference
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