Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (2 online) Mindat Auctions

Arupite

Formula:
Ni
 
3
(PO
 
4
)
 
2
·8H
 
2
O
System:MonoclinicColour:Blue
Hardness:1½ - 2


Vivianite group - the nickel analogue of Vivianite.

Classification of Arupite

IMA status:Approved
Strunz 8th edition ID:7/C.13-45
Nickel-Strunz 10th (pending) edition ID: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 edition ID: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
mindat.org URL:http://www.mindat.org/min-379.html
Please feel free to link to this page.

Type Occurrence of Arupite

Type Locality:Santa Catharina meteorite, São Francisco do Sul, Santa Catarina, South Region, Brazil
Year of Discovery:1990

Physical Properties of Arupite

Colour:Blue
Hardness (Mohs):1½ - 2

Crystallography of Arupite

Crystal System:Monoclinic
Cell Parameters:a = 9.88Å, b = 13.22Å, c = 4.64Å
β = 102.41°
Ratio:a:b:c = 0.747 : 1 : 0.351
Unit Cell Volume:V 591.89 ų (Calculated from Unit Cell)

Optical Data of Arupite

Type:Biaxial (+)
RI values: nα = 1.632 nβ = 1.650 nγ = 1.680
2V:Measured: 60° to 70°, Calculated: 78°
Maximum Birefringence:δ = 0.048

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Dispersion:r < v strong

Chemical Properties of Arupite

Formula:
Ni
 
3
(PO
 
4
)
 
2
·8H
 
2
O
Essential elements:H, Ni, O, P
All elements listed in formula:H, Ni, O, P
Common Impurities:Fe

Relationship of Arupite to other Species

Related Minerals - Nickel-Strunz Grouping):
8.CE.05Chudobaite
(Na,K)(Mg,Zn)
 
2
H(AsO
 
4
)(OH,O)
 
6
8.CE.05Geigerite
Mn
 
5
[HAsO
 
4
|AsO
 
4
]
 
2
 · 10H
 
2
O
8.CE.10Newberyite
MgHPO
 
4
·3H
 
2
O
8.CE.15Brassite
MgHAsO
 
4
·4H
 
2
O
8.CE.20Phosphorrösslerite
MgHPO
 
4
·7H
 
2
O
8.CE.20Rösslerite
MgHAsO
 
4
·7H
 
2
O
8.CE.25Metaswitzerite
Mn
 
3
(PO
 
4
)
 
2
·4H
 
2
O
8.CE.25Switzerite
(Mn,Fe)
 
3
(PO
 
4
)
 
2
·7H
 
2
O
8.CE.30Lindackerite
CuCu
 
4
[HAsO
 
4
|AsO
 
4
]
 
2
 · 8-9H
 
2
O
8.CE.30IMA2005-053
(Zn,Cu,Co)Cu
 
4
[HAsO
 
4
|AsO
 
4
]
 
2
 · 9H
 
2
O
8.CE.30Pradetite
CoCu
 
4
(AsO
 
4
)
 
2
(AsO
 
3
OH)
 
2
·9H
 
2
O
8.CE.35Bobierrite
Mg
 
3
(PO
 
4
)
 
2
·8H
 
2
O
8.CE.40Annabergite
Ni
 
3
(AsO
 
4
)
 
2
·8H
 
2
O
8.CE.40Barićite
(Mg,Fe)
 
3
(PO
 
4
)
 
2
·8H
 
2
O
8.CE.40Erythrite
Co
 
3
(AsO
 
4
)
 
2
·8H
 
2
O
8.CE.40Ferrisymplesite
Fe
3+
3
[(OH)
 
3
|(AsO
 
4
)
 
2
] · 5H
 
2
O
8.CE.40Hörnesite
Mg
 
3
(AsO
 
4
)
 
2
·8H
 
2
O
8.CE.40Köttigite
Zn
 
3
(AsO
 
4
)
 
2
·8H
 
2
O
8.CE.40Manganohörnesite
(Mn,Mg)
 
3
(AsO
 
4
)
 
2
·8H
 
2
O
8.CE.40Parasymplesite
Fe
2+
3
(AsO
 
4
)
 
2
·8H
 
2
O
8.CE.40Vivianite
Fe
2+
3
(PO
 
4
)
 
2
·8H
 
2
O
8.CE.40Pakhomovskyite
Co
 
3
[PO
 
4
]
 
2
 · 8H
 
2
O
8.CE.45Symplesite
Fe
2+
3
(AsO
 
4
)
 
2
·8H
 
2
O
8.CE.50Cattiite
Mg
 
3
(PO
 
4
)
 
2
·22H
 
2
O
8.CE.55Koninckite
Fe
3+
 
[PO
 
4
] · 3H
 
2
O
8.CE.60Kaňkite
FeAsO
 
4
·3.5H
 
2
O
8.CE.65Steigerite
AlVO
 
4
·3H
 
2
O
8.CE.70Metaschoderite
Al
 
2
PO
 
4
VO
 
4
·6H
 
2
O
8.CE.70Schoderite
Al
 
2
PO
 
4
VO
 
4
·8H
 
2
O
8.CE.75Mahlmoodite
8.CE.75Malhmoodite
FeZr(PO
 
4
)
 
2
·4H
 
2
O
8.CE.80Santabarbaraite
Fe
3+
3
[(OH)
 
3
|(PO
 
4
)
 
2
] · 5H
 
2
O
8.CE.85Metaköttigite
(Zn,Fe,Fe)
 
3
(AsO
 
4
)
 
2
·8(H
 
2
O,OH)
8.CE.85Metavivianite
Fe
2+
3-x
Fe
3+
x
(PO
 
4
)
 
2
(OH)x·(8-x)H
 
2
O
Related Minerals - Hey's Index Grouping:
19.15.2Cassidyite
Ca
 
2
(Ni
2+
 
,Mg)[PO
 
4
]
 
2
 · 2H
 
2
O

Other Names for Arupite

Synonyms:
IMA1988-008
German names:
Arupit
Russian names:
Арупит
Spanish names:
Arupita

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 Arupite

Reference List:New Mins. (1997), New Minerals 1990-1994.

Neues Jahrbuch für Mineralogie, Monatshefte (1990): 76-80.

Internet Links for Arupite

Search Engines:
  • Look for Arupite on Google
  • Look for Arupite images on Google
    • External Links:
  • Look for Arupite on Webmineral
  • Look for Arupite on Athena Mineralogy
  • Look for Arupite on Wikipedia
  • Look for Arupite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Arupite in the Natural History Museum (London) online catalogue
    • Mineral Dealers:
  • Search for Arupite at Thames Valley Minerals
  • Fine Minerals from Dan Weinrich Minerals
  • High-end worldwide specimens & outstanding customer service
  • Top quality minerals from Kristalle of California
  • Buy Fine Minerals from mineralsweb.com
  • Buy from David K Joyce minerals
  • Wright's Rock Shop - excellent mineral specimens since 1970
  • Fabre Minerals - search for Arupite specimens
  • rare and unusual minerals mainly crystallized
  • Search for - Arupite - on e-Rocks Mineral Sales & Auctions
  • Lapis Mineral Magazin
  • Rare and Unusual minerals at Mineralogical Research Company
    • Jobs:
  • Mining & Geology Jobs

    • Page Sponsor

    Sponsorship:This page is currently not sponsored. Click here to find out how you can sponsor this page.

    Localities for Arupite

    (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.
    Brazil
     
    • South Region
      • Santa Catarina
        • São Francisco do Sul
    		[Mandarino, 1997]
    Japan
     
    • Honshu Island
      • Kinki region
        • Mie Prefecture
          • Toba City
    		The Mineral Species of Japan (5th ed) Matsubara
    Mineral and/or Locality
    Google
     
    www.mindat.org Web
    Copyright © Jolyon & Ida Ralph 1993-2008. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register.