 | Graham, I. T., Pogson, R. E., Colchester, D. M., Hergt, J., Martin, R., Williams, P. A. (2007) PINK LANTHANITE-(Nd) FROM WHITIANGA QUARRY, COROMANDEL PENINSULA, NEW ZEALAND. The Canadian Mineralogist, 45 (6) 1389-1396 doi:10.3749/canmin.45.6.1389 | Journal (article/letter/editorial) | | 45.6.1389 PINK LANTHANITE-(Nd) FROM WHITIANGA QUARRY, COROMANDEL PENINSULA, NEW ZEALAND Ian T. GRAHAM§...Earth and Environmental Sciences, University of New South Wales, Kensington, NSW 2052, Australia Ross...Australia Rod MARTIN Glenfield, North Shore City, New Zealand Peter A. WILLIAMS School of Natural Sciences...Abstract Lanthanite-(Nd) occurs in tuffaceous, altered andesitic agglomerate in the Whitianga quarry, Coromandel...Coromandel Peninsula, New Zealand. The usual platy habit is represented, together with more unusual blocky |  | | Journal (article/letter/editorial) | | crystalline rare earth element (REE) (e.g. La, Ce, Pr, Nd) carbonates from aqueous solutions was examined at...time needed to fully form the crystalline REE-lanthanite end products increase linearly with the ionic...the final crystalline lanthanites. K EY WORDS : lanthanite, REE, ionic potential, carbonatite, crystallization...lasers, etc.). Strong demand for several REE (e.g. La, Nd, Eu, Dy) exists at present and as electronic usage...03 # 2014 The Mineralogical Society Ce, Pr and Nd as major elements but also often traces of heavier |  | Jirásek, Jakub, Matýsek, Dalibor, Přibil, Martin, Šmehil, Karol, Minaříková, Aneta (2019) Těžba pokrývačských břidlic v oblasti Zálužné - Mokřinky (Slezsko, Česká republika) a s ní spojené supergenní minerály [Slate industry at Zálužné - Mokřinky area (Silesia, Czech Republic) and its associated supergene minerals]. Bulletin Mineralogie Petrologie, 27 (1) 89-108 | Journal (article/letter/editorial) | | of cities, industry and education, which required new types of cheap and non-flammable roofing material...lower horizons were exhausted, the underground quarry was closed (1928) due to high operating costs....sampled supergene minerals in the underground slate quarry (mine) of the Slate Stock Company. They are forming...allophane. Thin tabular crystals of lanthanite-(La) and lanthanite-(Ce) are locally bounded to their surface...biomineralization, aluminite, alumogel, allophane, lanthanite-(La), lanthanite(Ce), schwertmannite, ferrihydrite-2L |
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Whitianga Quarry, Whitianga, Coromandel peninsula, Thames-Coromandel District, Waikato Region, New Zealand