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|System:||Hexagonal||Colour:||Brown, pinkish, ...|
|Name:||From the Greek, rhabdos, a rod, plus phainesthai, to appear, in allusion to the bands characteristically exhibited in its spectrum, plus the suffix "-(La)" indicating the dominance of La over other REE in this species.|
Classification of Rhabdophane-(La)
|Strunz 8th edition ID:||7/C.29-20|
|Nickel-Strunz 10th (pending) edition ID:||8.CJ.45|
8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
J : With only large cations
|Dana 8th edition ID:||18.104.22.168|
40 : HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
4 : (AB)5(XO4)2·xH2O
|Hey's CIM Ref.:||19.9.7|
19 : Phosphates
9 : Phosphates of rare earths and Sc
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Type Occurrence of Rhabdophane-(La)
|Type Locality:||Scoville Mine, Salisbury District, Salisbury, Litchfield Co., Connecticut, USA|
|General Appearance of Type Material:||Incrustations|
|Year of Discovery:||1883|
|Geological Setting of type material:||Limonitic iron ore deposit.|
|Associated Minerals at type locality:|
Physical Properties of Rhabdophane-(La)
|Colour:||Brown, pinkish, yellowish-white|
Crystallography of Rhabdophane-(La)
Optical Data of Rhabdophane-(La)
|RI values:||nω = 1.654 nε = 1.703|
|Maximum Birefringence:||δ = 0.049|
Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Chemical Properties of Rhabdophane-(La)
|Simplified for copy/paste:||(La,Ce)(PO4)·H2O|
|Essential elements:||H, La, O, P|
|All elements listed in formula:||Ce, H, La, O, P|
Relationship of Rhabdophane-(La) to other Species
|Member of:||Rhabdophane Group|
|Other Members of Group:|
|Related Minerals - Nickel-Strunz Grouping):|
|Related Minerals - Hey's Index Grouping:|
Other Names for Rhabdophane-(La)
|Other Information:||Readily soluble in HCl.|
|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 Rhabdophane-(La)
Brush and Penfield (1883) American Journal of Science: 25: 459 (as Scovillite).
Brush and Penfield (1884) American Journal of Science: 27: 200 (as Scovillite).
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 774 (as Scovillite).
Mineralogical Magazine (1984): 48: 146.
Internet Links for Rhabdophane-(La)
Localities for Rhabdophane-(La)
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.
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Locality Updated: San Onofre pit, Salt Mountain, Cardona, Bages, Barcelona, Catalonia, SpainFrom Gascon Cuello Fernando, 18th Dec 2014 07:47:50