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Calkinsite-(Ce)

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About Calkinsite-(Ce)Hide

Frank C. Calkins
Formula:
(Ce,La)2(CO3)3 · 4H2O
Colour:
pale yellow
Hardness:
Specific Gravity:
3.28
Crystal System:
Orthorhombic
Name:
Named calkinsite by W.T. Pecora and J.H. Kerr in honor of Frank Cathcart Calkins (7 June 1878, East Rockport, Ohio, USA – 1974), geologist with the U.S. Geological Survey. The suffix "-(Ce)" designates the dominant rare earth element in the composition and was added to the name in 1987.
This page provides mineralogical data about Calkinsite-(Ce).


Classification of Calkinsite-(Ce)Hide

Approved, 'Grandfathered' (first described prior to 1959)
First Published:
1953
5.CC.25

5 : CARBONATES (NITRATES)
C : Carbonates without additional anions, with H2O
C : With rare earth elements (REE)
15.4.1.1

15 : HYDRATED NORMAL CARBONATES
4 : AmBn(XO3)p·xH2O, with (m+n):p < 1:1
11.8.1

11 : Carbonates
8 : Carbonates of the rare earths

Physical Properties of Calkinsite-(Ce)Hide

Colour:
pale yellow
Hardness:
2½ on Mohs scale
Cleavage:
Perfect
{010} perfect, {101} distinct
Density:
3.28 g/cm3 (Measured)    

Optical Data of Calkinsite-(Ce)Hide

Type:
Biaxial (-)
RI values:
nα = 1.569 nβ = 1.657 nγ = 1.686
2V:
Measured: 54° , Calculated: 56°
Max Birefringence:
δ = 0.117
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r > v or r < v
Comments:
X:b (yellow), Y:c (colorless), Z:a (colorless)

Chemical Properties of Calkinsite-(Ce)Hide

Formula:
(Ce,La)2(CO3)3 · 4H2O
IMA Formula:
Ce2(CO3)3 · 4H2O

Crystallography of Calkinsite-(Ce)Hide

Crystal System:
Orthorhombic
Twinning:
Common

Type Occurrence of Calkinsite-(Ce)Hide

Reference:
Pecora, W.T., Kerr, J.H. (1953) Burbankite and calkinsite, two new carbonate minerals from Montana. American Mineralogist: 38: 1169-1183.

Related Minerals - Nickel-Strunz GroupingHide

5.CC.05Donnayite-(Y)NaCaSr3Y(CO3)6 · 3H2OTric. 1 : P1
5.CC.05EwalditeBa(Na,Ca,Y,Ce,K)(CO3)2 · 2.6H2OHex. 6mm
5.CC.05Mckelveyite-(Nd)(Ba,Sr)(Nd,Ce,La)(CO3)2 · 4-10H2OTric.
5.CC.05Mckelveyite-(Y)NaCaBa3Y(CO3)6 · 3H2OTric. 1 : P1
5.CC.05WeloganiteNa2Sr3Zr(CO3)6 · 3H2OTric. 1 : P1
5.CC.10Tengerite-(Y)Y2(CO3)3 · 2-3H2OOrth. mmm (2/m 2/m 2/m) : Pnnm
5.CC.15Kimuraite-(Y)Ca(Y,Nd)2(CO3)4 · 6H2OOrth.
5.CC.15Lokkaite-(Y)Ca(Y,Gd,Nd,Dy)4(CO3)7 · 9H2OOrth.
5.CC.20Shomiokite-(Y)Na3Y[CO3]3 · 3H2OOrth.
5.CC.25Lanthanite-(Ce)(Ce,La,Nd)2(CO3)3 · 8H2OOrth. mmm (2/m 2/m 2/m)
5.CC.25Lanthanite-(La)(La,Ce)2(CO3)3 · 8H2OOrth.
5.CC.25Lanthanite-(Nd)(Nd,La)2(CO3)3 · 8H2OOrth.
5.CC.30Adamsite-(Y)NaY[CO3]2 · 6H2OTric. 1 : P1
5.CC.35Decrespignyite-(Y)Cu(Y,REE)4(CO3)4(OH)5Cl · 2H2OMon.
5.CC.40Galgenbergite-(Ce)Ca(Ce,La,Nd)2(CO3)4 · H2OTric.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

11.8.2Lanthanite-(La)(La,Ce)2(CO3)3 · 8H2OOrth.
11.8.3Lanthanite-(Ce)(Ce,La,Nd)2(CO3)3 · 8H2OOrth. mmm (2/m 2/m 2/m)
11.8.4Lanthanite-(Nd)(Nd,La)2(CO3)3 · 8H2OOrth.
11.8.5Hydroxylbastnäsite-(Ce)Ce(CO3)(OH)Hex. 6 : P6
11.8.6Hydroxylbastnäsite-(Nd)Nd(CO3)(OH)Hex.
11.8.7Hydroxylbastnäsite-(La)(La,Nd,Ce)(CO3)(OH,F)Hex.
11.8.8Rémondite-(Ce)Na3(Ce,La,Ca,Na,Sr)3(CO3)5Mon. 2 : P21
11.8.9Tengerite-(Y)Y2(CO3)3 · 2-3H2OOrth. mmm (2/m 2/m 2/m) : Pnnm
11.8.10Kimuraite-(Y)Ca(Y,Nd)2(CO3)4 · 6H2OOrth.
11.8.11Lokkaite-(Y)Ca(Y,Gd,Nd,Dy)4(CO3)7 · 9H2OOrth.
11.8.12Calcioancylite-(Nd)Ca(Nd,La,Ce)(CO3)2(OH).H2OMon. m : Pm
11.8.13Calcioancylite-(Ce)(Ce,Ca,Sr)CO3(OH,H2O)Orth. mmm (2/m 2/m 2/m)
11.8.14Burbankite(Na,Ca)3(Sr,Ba,Ce)3(CO3)5Hex. 6mm : P63mc
11.8.15Khanneshite(Na,Ca)3(Ba,Sr,Ce,Ca)3(CO3)5Hex.
11.8.16Donnayite-(Y)NaCaSr3Y(CO3)6 · 3H2OTric. 1 : P1
11.8.17Carbocernaite(Ca,Na)(Sr,Ce,Ba)(CO3)2Orth. mm2
11.8.18Ancylite-(Ce)CeSr(CO3)2(OH) · H2OOrth. mmm (2/m 2/m 2/m)
11.8.19EwalditeBa(Na,Ca,Y,Ce,K)(CO3)2 · 2.6H2OHex. 6mm
11.8.20Mckelveyite-(Y)NaCaBa3Y(CO3)6 · 3H2OTric. 1 : P1
11.8.21Sahamalite-(Ce)(Mg,Fe)(Ce,La,Nd)2(CO3)4Mon. 2/m : P21/b

Other InformationHide

Notes:
Effervesces strongly in cold dilute (1:5) HCl.
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 Calkinsite-(Ce)Hide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Pecora, W.T., Kerr, J.H. (1953) Burbankite and calkinsite, two new carbonate minerals from Montana. American Mineralogist: 38: 1169-1183.
Fleischer, M. (1954) New mineral names. American Mineralogist: 39: 402-408.
Nickel, E.H., Mandarino, J.A. (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature. American Mineralogist: 72: 1031-1042.

Internet Links for Calkinsite-(Ce)Hide

Localities for Calkinsite-(Ce)Hide

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 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Afghanistan
 
  • Helmand Province (Hilmend Province; Hilmand Province)
    • Dushan District
      • Khanneshin complex
Yeremenko, G.K., and Bel’ko, V.A. (1982): Zap. Vses. Mineral. Obshch. 111, 321–324; New Data on Minerals (2004): 39: 50-64
Czech Republic
 
  • Liberec Region
Scharm, B.: Přehled minerálů nalezených v oblasti uranových koncentrací v severočeské křídě. Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 1995, roč. 3, s. 169-172.
  • Olomouc Region
    • Šternberk (Sternberg)
Zimák, J., Novotný, P., & Dobeš, P. (2005). Hydrothermal mineralization at Domašov nad Bystřicí in the Nízký Jeseník Uplands. Bulletin of Geosciences, 80(3), 213-221.
  • Plzeň Region
    • Klatovy (Klattau)
      • Horažďovice
        • Malý Bor
Černý P., Hofman P., Hofmanová R.: Wolframové rudy Horažďovicka. Minerál, 2009, 17, 1, 8-15.
Italy
 
  • Tuscany
    • Grosseto Province
      • Montieri
Bazzoni C. et al., 2003. Il "Filone di Boccheggiano": miniere e minerali. Riv. Miner. Ital., 1: 78-89
Japan
 
  • Shikoku Island
    • Kagawa Prefecture
Minakawa (1985) Chigaku Kenkyu, 36, 61-64.
Russia
 
  • Northern Region
    • Murmanskaya Oblast'
      • Northern Karelia
Handbook of Mineralogy
USA (TL)
 
  • Montana
    • Hill Co.
      • Bearpaw Mts
        • Big Sandy Creek
American Mineralogist: 38: 1169-1183.
New Data on Minerals (2004): 39: 50-64
Mineral and/or Locality  
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