Palladodymite

A valid IMA mineral species

This page is currently not sponsored. Click here to sponsor this page.

Search Photos of Palladodymite

Edit Add SynonymEdit CIF structuresClear Cache

Palladodymite, etc.

Miass River, Chelyabinsk Oblast, Russia

Palladodymite, etc.

Miass River, Chelyabinsk Oblast, Russia

Palladodymite, etc.

Miass River, Chelyabinsk Oblast, Russia

Hide all sections | Show all sections

About PalladodymiteHide

This section is currently hidden. Click the show button to view.

Formula:

(Pd,Rh)₂As

Lustre:

Metallic

Specific Gravity:

11.3 (Calculated)

Crystal System:

Orthorhombic

Name:

From (pallad)ium and the Greek for twin as it is the palladium-dominant analogue of rhodarsenide.

Type Locality:

ⓘ Miass River, Chelyabinsk Oblast, Russia

This page provides mineralogical data about Palladodymite.

Unique IdentifiersHide

This section is currently hidden. Click the show button to view.

Mindat ID:

7214

Long-form identifier:

mindat:1:1:7214:0

GUID
(UUID V4):

05ee2e3f-9b9d-490a-90b4-f0c580ac4241

Classification of PalladodymiteHide

Mineral SymbolsHide

Physical Properties of PalladodymiteHide

Optical Data of PalladodymiteHide

Anisotropism:

Distinctly anisotropic from bluish gray to reddish brown.

Reflectivity:

Wavelength	R1	R2
420nm	50.5%	45.5%
440nm	50.6%	45.4%
460nm	50.7%	45.5%
480nm	51.6%	45.8%
500nm	52.6%	46.5%
520nm	53.3%	46.9%
540nm	54.0%	46.8%
560nm	54.8%	46.9%
580nm	56.2%	48.0%
600nm	57.6%	48.5%
620nm	57.8%	48.9%
640nm	58.2%	49.5%
660nm	59.1%	50.2%
680nm	59.7%	50.6%
700nm	60.6%	50.8%

Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 60.6%.
R₁ shown in black, R₂ shown in red

Colour in reflected light:

Brownish gray with a bluish tint.

Chemical Properties of PalladodymiteHide

Crystallography of PalladodymiteHide

X-Ray Powder DiffractionHide

Geological EnvironmentHide

Type Occurrence of PalladodymiteHide

Synonyms of PalladodymiteHide

Other Language Names for PalladodymiteHide

Common AssociatesHide

Related Minerals - Strunz-mindat GroupingHide

Other InformationHide

Internet Links for PalladodymiteHide

References for PalladodymiteHide

Reference List:

Britvin, S.N., Rudashevsky, N.S., Bogdanova, A.N., Shcherbachov, D.K. (1999) Palladodymite (Pd,Rh)2As, a new mineral from a placier of the Miass River, the Urals. Zapiski Vserossijskogo Mineralogicheskogo Obshchestva: 128(2): 39-42.

Britvin, S.N., Rudashevsky, N.S., Bogdanova, A.N., Shcherbachov, D.K. (1999) Palladodymite (Pd,Rh)2As, a new mineral from a placier of the Miass River, the Urals. Zapiski Vserossijskogo Mineralogicheskogo Obshchestva: 128(2): 39-42.

Jambor, J.L., Kovalenker, V.A., Roberts, A.C. (2000) New mineral names. American Mineralogist: 85: 873-877.

Localities for PalladodymiteHide

This section is currently hidden. Click the show button to view.

This 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.

Locality ListHide

This section is currently hidden. Click the show button to view.

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.

Canada
Ontario Thunder Bay District ⓘ Coldwell complex	Ames, D.E., Kjarsgaard, I.M., McDonald, A.M. & Good, D.J. (2017) Insights into the extreme PGE enrichment of the W Horizon, Marathon Cu-Pd deposit, Coldwell Alkaline Complex, Canada: Platinum-group mineralogy, compositions and genetic implications. Ore Geplogy Reviews 2017, xx-xx.
ⓘ Marathon deposit	Ames, D.E., Kjarsgaard, I.M., McDonald, A.M. & Good, D.J. (2017) Insights into the extreme PGE enrichment of the W Horizon, Marathon Cu-Pd deposit, Coldwell Alkaline Complex, Canada: Platinum-group mineralogy, compositions and genetic implications. Ore Geology Reviews 90:723-747.
Gabon
Haut-Ogooué Province Léboumbi-Leyou Department ⓘ Oklo Mine	Utsunomiya, S., & Ewing, R. C. (2006). The fate of the epsilon phase (Mo-Ru-Pd-Tc-Rh) in the UO2 of the Oklo natural fission reactors. Radiochimica Acta, 94(9-11), 749-753.
Germany
Rhineland-Palatinate Germersheim Jockgrim Rheinzabern ⓘ Holcim gravel pit	Oberthür, T., Melcher, F., Goldmann, S., Wotruba, H., Gerdes, A., Dijkstra, A., Dale, C.W. (2016) Mineralogy and mineral chemistry of detrital heavy minerals from the Rhine River in Germany as evidence to their provenance, sedimentary and depositional history: focus on platinum‐group minerals and remarks on cassiterite, columbite‐group minerals and uraninite. International Journal of Earth Sciences, 105(2), 637-657.
Greece
Thessaly Trikala Meteora ⓘ Pefki	Argirios Kapsiotis, Tassos A. Grammatikopoulos, Basilios Tsikouras, Konstantin Hatzipanagiotou, Federica Zaccarini und Giorgio Garuti (2011): Mineralogy, composition and PGM of chromitites from Pefki, Pindos ophiolite complex (NW Greece): evidence for progressively elevated fAs conditions in the upper mantle sequence. Mineralogy and Petrology 101, 129-150.
Japan
Hokkaidō Prefecture Rumoi Subprefecture ⓘ Obira coast	NISHIO–HAMANE, D., & Saito, K. (2022). Platinum–group minerals in the placer deposit in northwestern Hokkaido, Japan: description of a new mineral, tomamaeite. Journal of Mineralogical and Petrological Sciences, 117(1), 220309.
Tomamae District Tomamae ⓘ Tomamae coast	NISHIO–HAMANE, D., & Saito, K. (2022). Platinum–group minerals in the placer deposit in northwestern Hokkaido, Japan: description of a new mineral, tomamaeite. Journal of Mineralogical and Petrological Sciences, 117(1), 220309.
Russia (TL)
Chelyabinsk Oblast ⓘ Miass River (TL)	Britvin, S.N., Rudashevsky, N.S., Bogdanova, A.N., Shcherbachov, D.K. (1998) Polkanovite Rh12As7 — the new mineral from a placer at the Miass River (the South Urals). Zapiski Vserossijskogo Mineralogicheskogo Obshchestva: 127(2): 60-62. Britvin, S.N., Rudashevsky, N.S., Bogdanova, A.N., Shcherbachov, D.K. (1999) Palladodymite (Pd,Rh)2As, a new mineral from a placier of the Miass River, the Urals. Zapiski Vserossijskogo Mineralogicheskogo Obshchestva: 128(2): 39-42. Jambor, J.L., Roberts, A.C. (1999) New mineral names. American Mineralogist: 84: 193-198 (195).
South Africa
Limpopo Capricorn District Municipality Blouberg Local Municipality ⓘ Aurora project	McFall, K., McDonald, I., Tanner, D., & Harmer, R. J. (2019). Aurora Ni (nickel) Cu (copper) PGE (platinum-group elements) deposit data (NERC Grants NE/M010848/1, NE/M011615/1)
Sekhukhune District Municipality Fetakgomo Tubatse Local Municipality Steelpoort ⓘ Onverwacht Mine	Oberthür, T., Melcher, F., Goldmann, S., & Fröhlich, F. (2021). High grade ores of the Onverwacht platinum pipe, eastern Bushveld, South Africa. The Canadian Mineralogist, 59(6), 1397-1435.
USA
Alaska Kodiak Island Borough Tugidak Island ⓘ Southern beach placer	Belkin, H. E., & Grosz, A. E. (2021). Platinum and gold placer from Tugidak Island, Alaska: Platinum-group minerals and their inclusions, gold, and chromite mineralogy. The Canadian Mineralogist, 59(4), 667-712.
Zimbabwe
Mashonaland West Kadoma District Mhondoro ⓘ Umsweswe River	Oberthür, T., Weiser, T. W., Melcher, F., Gast, L., & Wöhrl, C. (2013). Detrital platinum-group minerals in rivers draining the Great Dyke, Zimbabwe. The Canadian Mineralogist, 51(2), 197-222.