Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (6 online) Mindat Auctions

Cuprorivaite

Big Photo

Summit Rock, Klamath Co., Oregon, USA
© Brent Thorne

Show Cuprorivaite Photos (2)
Formula:
CaCu[Si
 
4
O
 
10
]
System:TetragonalHardness:5
This page provides mineralogical data about Cuprorivaite.

Classification of Cuprorivaite

IMA status:Approved
Strunz 8th edition ID:8/H.02-10
Nickel-Strunz 10th (pending) edition ID:9.EA.05

9 : SILICATES (Germanates)
E : Phyllosilicates
A : Single nets of tetrahedra with 4-, 5-, (6-), and 8-membered rings
Dana 8th edition ID:71.2.3.1

71 : PHYLLOSILICATES Sheets of Six-Membered Rings
2 : Sheets of 6-membered rings with 2:1 layers
Hey's CIM Ref.:14.2.8

14 : Silicates not Containing Aluminum
2 : Silicates of Cu
mindat.org URL:http://www.mindat.org/min-1189.html
Please feel free to link to this page.

Physical Properties of Cuprorivaite

Hardness (Mohs):5

Crystallography of Cuprorivaite

Crystal System:Tetragonal
Cell Parameters:a = 7.3Å, c = 15.12Å
Ratio:a:c = 1 : 2.071
Unit Cell Volume:V 805.74 ų (Calculated from Unit Cell)

Optical Data of Cuprorivaite

Type:Uniaxial (-)
RI values: nω = 1.633 nε = 1.590
Maximum Birefringence:δ = 0.043

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

Chemical Properties of Cuprorivaite

Formula:
CaCu[Si
 
4
O
 
10
]
Essential elements:Ca, Cu, O, Si
All elements listed in formula:Ca, Cu, O, Si
Common Impurities:Al,Fe,Na,K,S

Relationship of Cuprorivaite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.EA.05Gillespite
BaFe
2+
 
[Si
 
4
O
 
10
]
9.EA.05Effenbergerite
BaCu[Si
 
4
O
 
10
]
9.EA.05Wesselsite
SrCu[Si
 
4
O
 
10
]
9.EA.10Ekanite
(Ca,Fe
2+
 
,Pb)
 
2
(Th,U)[Si
 
8
O
 
20
]
9.EA.15Apophyllite-(KF)
KCa
 
4
[(F,OH)|Si
 
8
O
 
20
] · 8H
 
2
O
9.EA.15Apophyllite-(KOH)
KCa
 
4
[(OH,F)|Si
 
8
O
 
20
] · 8H
 
2
O
9.EA.15Apophyllite-(NaF)
NaCa
 
4
[F|Si
 
8
O
 
20
] · 8H
 
2
O
9.EA.20Magadiite
NaSi
 
7
O
 
13
(OH)
 
3
·3H
 
2
O
9.EA.25Dalyite
K
 
2
ZrSi
 
6
O
 
15
9.EA.25Davanite
K
 
2
TiSi
 
6
O
 
15
9.EA.30Sazhinite-(Ce)
Na
 
3
Ce[Si
 
6
O
 
15
] · 6H
 
2
O
9.EA.30Sazhinite-(La)
Na
 
3
La[Si
 
6
O
 
15
] · 2H
 
2
O
9.EA.35Armstrongite
CaZr[Si
 
6
O
 
15
]·3H
 
2
O
9.EA.40Okenite
CaSi
 
2
O
 
5
·2H
 
2
O
9.EA.45Nekoite
Ca
 
3
Si
 
6
O
 
15
·7H
 
2
O
9.EA.50Cavansite
Ca(VO)Si
 
4
O
 
10
·4H
 
2
O
9.EA.55Pentagonite
Ca(VO)Si
 
4
O
 
10
·4H
 
2
O
9.EA.60Penkvilksite
(Na,Ca)
 
4
(Ti,Zr)
 
2
Si
 
8
O
 
22
·5H
 
2
O
9.EA.60Tumchaite
Na
 
2
Zr(Si
 
4
O
 
11
)·2H
 
2
O
9.EA.65Nabesite
Na
 
2
BeSi
 
4
O
 
10
 * 4 H
 
2
O
9.EA.70Ajoite
(K,Na)Cu
 
7
[(OH)
 
6
|AlSi
 
9
O
 
24
] · 3H
 
2
O
9.EA.75Zeravshanite
Cs
 
4
Na
 
2
Zr
 
3
[Si
 
18
O
 
45
](H
 
2
O)
 
2
Related Minerals - Hey's Index Grouping:

- +
14.2.1Dioptase
Cu
 
6
(Si
 
6
O
 
18
)·6H
 
2
O
14.2.2Shattuckite
Cu
 
5
[(OH)
 
2
|(SiO
 
3
)
 
4
]
14.2.3Plancheite
Cu
 
8
[(OH)
 
4
|Si
 
8
O
 
22
] · H
 
2
O
14.2.4Gilalite
Cu
 
5
Si
 
6
O
 
17
·7H
 
2
O
14.2.5Chrysocolla
(Cu,Al)
 
2
H
 
2
Si
 
2
O
 
5
(OH)
 
4
·nH
 
2
O
14.2.6Litidionite
CuNaKSi
 
4
O
 
10
14.2.7Reinhardbraunsite
Ca
 
5
[(OH,F)
 
2
|(SiO
 
4
)
 
2
]
14.2.9Kinoite
Ca
 
2
Cu
 
2
(H
 
2
O)
 
2
[Si
 
3
O
 
10
]
14.2.10Stringhamite
CaCu[SiO
 
4
] · H
 
2
O
14.2.11Apachite
Cu
 
9
Si
 
10
O
 
29
·11H
 
2
O

Other Names for Cuprorivaite

Synonyms:
Egyptian Blue
Other Languages:
Russian:Купрориваит

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 Cuprorivaite

Reference List:American Mineralogist: 47: 409-411.

Minguzzi C. – (1938) Cuprorivaite: un nuovo minerale. Periodico di Mineralogia – Roma pp. 333-345.

Zeitschrift für Kristallographie: 210: 530.

Articles/Blogs about Cuprorivaite

Internet Links for Cuprorivaite

Search Engines:
  • Look for Cuprorivaite on Google
  • Look for Cuprorivaite images on Google
    • External Links:
  • Look for Cuprorivaite on Webmineral
  • Look for Cuprorivaite on Athena Mineralogy
  • Look for Cuprorivaite on Wikipedia
  • Look for Cuprorivaite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Cuprorivaite in the Natural History Museum (London) online catalogue
  • Cuprorivaite details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • Top quality minerals from Kristalle of California
  • Fine Minerals from Dan Weinrich Minerals
  • Buy Minerals and Crystals from Crystalarium.com
  • Find Cuprorivaite on www.crystalclassics.co.uk
  • Rare and Unusual minerals at Mineralogical Research Company
  • Buy fine minerals and gemstones from Pala International
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • rare and unusual minerals mainly crystallized
  • Fabre Minerals - search for Cuprorivaite specimens
  • Buy Fine Minerals from mineralsweb.com
  • The Arkenstone - Fine Minerals
  • Search for Cuprorivaite on minvision.com
    • Jobs:
  • Mining & Geology Jobs

    • Page Sponsor

    Sponsorship:This page is currently not sponsored. Click here to sponsor this page.

    Localities for Cuprorivaite

    Hide Locality List
    The 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.
    These maps work faster with Firefox!
    (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.
    Germany
     
    • Rhineland-Palatinate
      • Eifel Mts
        • Andernach
          • Eich
    		Hentschel, G., Die Mineralien der Eifelvulkane, Weise Verlag München, 1983
          • Nickenich
    		Hentschel, G., Die Mineralien der Eifelvulkane, Weise Verlag München, 1983
        • Mayen
          • Ettringen
    		Blass, G., Graf, H.W., Neue Mineralienfunde aus der Vulkaneifel, Mineralien-Welt 12/1, 17-25, 2001
    Italy
     
    • Campania
      • Naples Province
        • Somma-Vesuvius Complex
    		Russo, M., Punzo, I. (2004): I minerali del Somma-Vesuvio, AMI
    USA
     
    • Oregon
      • Klamath Co.
    		Micro Probe Vol. 10 No. 6
    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.