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|Hardness:||3 - 3½|
Classification of Mckelveyite-(Nd)
|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:||22.214.171.124|
15 : HYDRATED NORMAL CARBONATES
3 : AmBn(XO3)p·xH2O, with (m+n):p = 1:1
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Physical Properties of Mckelveyite-(Nd)
|Diaphaneity (Transparency):||Transparent, Opaque|
|Hardness (Mohs):||3 - 3½|
Crystallography of Mckelveyite-(Nd)
Optical Data of Mckelveyite-(Nd)
|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.
|Dispersion:||r > v strong|
Chemical Properties of Mckelveyite-(Nd)
|Simplified for copy/paste:||(Ba,Sr)(Nd,Ce,La)(CO3)2·4-10H2O|
|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):|
Other Names for Mckelveyite-(Nd)
|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)
American Mineralogist (1993): 78: 237.
Internet Links for Mckelveyite-(Nd)
Localities for Mckelveyite-(Nd)
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: Knill Quarry, St Ives, St Ives District, Cornwall, England, UKFrom Peter Haas, 2nd Sep 2014 04:11:37