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

Mckelveyite-(Nd)

Formula:
(Ba,Sr)(Nd,Ce,La)(CO
 
3
)
 
2
·4-10H
 
2
O
System:TriclinicColour:Greenish yellow-brown.
Hardness:3 - 3½


Donnayite group.

Classification of Mckelveyite-(Nd)

IMA status:Rejected
Strunz 8th edition ID:5/D.04-25
Nickel-Strunz 10th (pending) edition ID:5.CC.05

5 : CARBONATES (NITRATES)
C : Carbonates without additional anions, with H2O
C : With rare earth elements (REE)
Dana 8th edition ID:15.3.4.3

15 : HYDRATED NORMAL CARBONATES
3 : AmBn(XO3)p·xH2O, with (m+n):p = 1:1
mindat.org URL:http://www.mindat.org/min-2616.html
Please feel free to link to this page.

Physical Properties of Mckelveyite-(Nd)

Diaphaneity (Transparency):Transparent, Opaque
Colour:Greenish yellow-brown.
Hardness (Mohs):3 - 3½

Crystallography of Mckelveyite-(Nd)

Crystal System:Triclinic

Optical Data of Mckelveyite-(Nd)

Type:Biaxial (-)
RI values: nα = 1.556 nβ = 1.650 nγ = 1.653
2V:Measured: 10° to 13°, Calculated: 18°
Maximum Birefringence:δ = 0.097

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 Mckelveyite-(Nd)

Formula:
(Ba,Sr)(Nd,Ce,La)(CO
 
3
)
 
2
·4-10H
 
2
O
Essential elements:Ba, C, H, Nd, O
All elements listed in formula:Ba, C, Ce, H, La, Nd, O, Sr

Relationship of Mckelveyite-(Nd) to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
5.CC.05Donnayite-(Y)
Sr
 
3
NaCaY(CO
 
3
)
 
6
·3H
 
2
O
5.CC.05Ewaldite
Ba(Ca,Y,Na,K)(CO
 
3
)
 
2
5.CC.05Mckelveyite-(Y)
Ba
 
3
Na(Ca,U)Y(CO
 
3
)
 
6
·3H
 
2
O
5.CC.05Weloganite
Sr
 
3
Na
 
2
Zr(CO
 
3
)
 
6
·3H
 
2
O
5.CC.10Tengerite-(Y)
Y
 
2
[CO
 
3
]
 
3
 · 2-3H
 
2
O
5.CC.15Kimuraite-(Y)
Ca(Y,Nd)
 
2
[CO
 
3
]
 
4
 · 6H
 
2
O
5.CC.15Lokkaite-(Y)
Ca(Y,Gd,Nd,Dy)
 
4
[CO
 
3
]
 
7
 · 9H
 
2
O
5.CC.20Shomiokite-(Y)
Na
 
3
Y[CO
 
3
]
 
3
 · 3H
 
2
O
5.CC.25Calkinsite-(Ce)
(Ce,La)
 
2
[CO
 
3
]
 
3
 · 4H
 
2
O
5.CC.25Lanthanite-(Ce)
(Ce,La,Nd)
 
2
[CO
 
3
]
 
3
 · 8H
 
2
O
5.CC.25Lanthanite-(La)
(La,Ce)
 
2
[CO
 
3
]
 
3
 · 8H
 
2
O
5.CC.25Lanthanite-(Nd)
(Nd,La)
 
2
[CO
 
3
]
 
3
 · 8H
 
2
O
5.CC.30Adamsite-(Y)
NaY[CO
 
3
]
 
2
 · 6H
 
2
O
5.CC.35Decrespignyite-(Y)
Cu(Y,REE)
 
4
(CO
 
3
)
 
4
Cl(OH)
 
5
·2H
 
2
O
5.CC.40Galgenbergite-(Ce)
Ca(Ce,La,Nd)
 
2
[CO
 
3
]
 
4
 · H
 
2
O

Other Names for Mckelveyite-(Nd)

Synonyms:
Mackelveyite-(Nd)
Other Languages:

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 Mckelveyite-(Nd)

Reference List:American Mineralogist (1993): 78: 237.

Articles/Blogs about Mckelveyite-(Nd)

Internet Links for Mckelveyite-(Nd)

Search Engines:
  • Look for Mckelveyite-(Nd) on Google
  • Look for Mckelveyite-(Nd) images on Google
    • Mineral Dealers:
  • High-end worldwide specimens & outstanding customer service
  • Rare and Unusual minerals at Mineralogical Research Company
  • Buy from David K Joyce minerals
  • Wendel Minerals - Auktion & Shop
  • Fine Minerals from Dan Weinrich Minerals
  • Buy Minerals and Crystals from Crystalarium.com
  • Fabre Minerals - search for Mckelveyite-(Nd) specimens
  • Lapis Mineral Magazin
  • The Arkenstone - Fine Minerals
  • Search for Mckelveyite-(Nd) at Thames Valley Minerals
  • Wright's Rock Shop - excellent mineral specimens since 1970
  • Buy Fine Minerals from mineralsweb.com
    • Jobs:
  • Mining & Geology Jobs

    • Page Sponsor

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

    Localities for Mckelveyite-(Nd)

    (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.
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
    		ZVMO 119(6):76 (1990)
    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.