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|System:||Orthorhombic||Colour:||Pale green, turquoise|
|Name:||From the discovery location, the Gold Quarry Mine, Carlin, Nevada, USA.|
This page provides mineralogical data about Nevadaite.
Classification of Nevadaite
|IMA status:||Approved 2002|
|Nickel-Strunz 10th (pending) edition ID:||8.DC.60|
8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
C : With only medium-sized cations, (OH, etc.):RO4 = 1:1 and < 2:1
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Type Occurrence of Nevadaite
|Type Locality:||Gold Quarry Mine (Maggie claims; Nevada Bureau of Mines & Geology Sample Site No. 1560; Deep West Ore Body), Maggie Creek Subdistrict, Carlin Trend, Eureka Co., Nevada, USA|
|Associated Minerals at type locality:|
Physical Properties of Nevadaite
|Colour:||Pale green, turquoise|
|Density (measured):||2.54 g/cm3|
|Density (calculated):||2.55 g/cm3|
Crystallography of Nevadaite
|Class (H-M):||mmm (2/m 2/m 2/m) - Dipyramidal|
|Cell Parameters:||a = 12.123Å, b = 18.999Å, c = 4.961Å|
|Ratio:||a:b:c = 0.638 : 1 : 0.261|
|Unit Cell Volume:||V 1,142.64 Å³ (Calculated from Unit Cell)|
|Morphology:||Radiating clusters to 1 mm of prismatic crystals, occasionally covering surfaces greater than 2 cm diameter. Individual crystals are elongate on  with a length:width ratio of greater than 10:1 and a maximum diameter of approx. 30 mm. Also as spherules and druses.|
|Comment:||Space group P21mn.|
|X-Ray Powder Diffraction:|
Optical Data of Nevadaite
|RI values:||nα = 1.540 nβ = 1.548 nγ = 1.553|
|2V:||Measured: 76° , Calculated: 76°|
|Maximum Birefringence:||δ = 0.013|
Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
|Comments:||X = pale greenish blue|
Y = very pale greenish blue
Z = blue
|Comments:||orientation: X = c, Y = a, Z = b|
Chemical Properties of Nevadaite
|Simplified for copy/paste:||(Cu2+,Al,V3+)6Al8(PO4)8F8(OH)2·22H2O|
|Essential elements:||Al, Cu, F, H, O, P|
|All elements listed in formula:||Al, Cu, F, H, O, P, V|
Relationship of Nevadaite to other Species
|Related Minerals - Nickel-Strunz Grouping):|
Other Names for Nevadaite
|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 Nevadaite
Cooper, M.A., Hawthorne, F.C., Roberts, A.C., Foord, E.E., Erd, R.C., Evans, H.T., Jr., and Jensen, M.C. (2004) Nevadaite, (Cu 2+,◻,Al,V 3+)6[Al8(PO4)8F8](OH)2(H2O)22, a new phosphate mineral species from the Gold Quarry mine, Carlin, Eureka County, Nevada: Description and crystal structure. Canadian Mineralogist: 42(3): 741-752.
Internet Links for Nevadaite
|Specimens:||The following Nevadaite specimens are currently listed for sale on minfind.com.|
Localities for Nevadaite
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: Walden Gem Quarry, Portland, Middlesex Co., Connecticut, USAFrom Harold Moritz, 24th Jul 2014 15:21:49