This page is currently not sponsored. Click here to sponsor this page.
|Name:||Named by T. Nakai in 1938 according to composition and similarity with gadolinite, but considered questionable. Discredited in 2006 (identical with Ca-bearing gadolinite).|
A variety of Gadolinite-(Y)
Classification of Calciogadolinite-(Y)
|IMA status:||Discredited 2006|
|Dana 8th edition ID:||54.2.1b.4|
54 : NESOSILICATES Borosilicates and Some Beryllosilicates
2 : Borosilicates and Some Beryllosilicates with B in  coordination
|Hey's CIM Ref.:||14.3.25|
14 : Silicates not Containing Aluminum
3 : Silicates of Be
Please feel free to link to this page.
Chemical Properties of Calciogadolinite-(Y)
|Essential elements:||Be, Ca, Fe, O, Si, Y|
|All elements listed in formula:||Be, Ca, Fe, O, Si, Y|
SiO2 (23.89) ThO2 (0.80) UO2 (0.10) Al2O3 (1.68) Fe2O3 (7.65) LREE2O3 (4.69) (Y+HREE)2O3 (24.47) BeO (10.73) MgO (0.14) CaO (11.91) MnO (0.84) FeO (11.24) H2O (2.19) Sum (100.33) wet chemical data of Nakai
Relationship of Calciogadolinite-(Y) to other Species
|Related Minerals - Hey's Index Grouping:|
Other Names for Calciogadolinite-(Y)
|Health Warning:||Contain Be and radioactive.|
References for Calciogadolinite-(Y)
Nakai (1938): Bulletin of the Chemical Society of Japan, 13, 591-594.
Can. Mineral. 44 (2006) 1557. [discreditation]
Internet Links for Calciogadolinite-(Y)
Localities for Calciogadolinite-(Y)
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.
(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.
|Fade toolbar when not in focus||Fix toolbar to bottom of page|
|Hide Social Media Links|
|Slideshow frame delay||seconds|
New Locality Added: Lautakoski, Pajala, Norrbotten, SwedenFrom Aksel Österlöf, 18th May 2013 10:44:43