Pyroaurite-2H

A material that is NOT an approved mineral species

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

Photos of Pyroaurite-2H (28)

Pyroaurite-2H GallerySearch Photos of Pyroaurite-2H

Edit Add SynonymEdit CIF structuresClear Cache

Pyroaurite-2H

Grama Valley Quarry, Laghi, Vicenza Province, Veneto, Italy

Pyroaurite-2H

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

Pyroaurite-2H, etc.

Kovdor Phlogopite mine, Kovdor Massif, Murmansk Oblast, Russia

Pyroaurite-2H

Grama Valley Quarry, Laghi, Vicenza Province, Veneto, Italy

Pyroaurite-2H

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

Pyroaurite-2H, etc.

Kovdor Phlogopite mine, Kovdor Massif, Murmansk Oblast, Russia

Pyroaurite-2H

Grama Valley Quarry, Laghi, Vicenza Province, Veneto, Italy

Pyroaurite-2H

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

Hide all sections | Show all sections

About Pyroaurite-2HHide

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

Formula:

Mg₆Fe³⁺₂(OH)₁₆(CO₃) · 4H₂O

Colour:

White, yellowish green, brownish green, yellowish white, brownish white

Lustre:

Vitreous, Waxy, Pearly

Hardness:

2½

Specific Gravity:

2.08 - 2.14

Crystal System:

Hexagonal

Name:

Named for the structural relationship to pyroaurite. Originally named sjögrenite by Clifford Frondel in 1940 in honor of Stens Anders Hjalmar Sjögren (1856-1922), Professor of Mineralogy, University of Stockholm, Sweden.

First Recorded Locality:

ⓘ Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

A polytype of Pyroaurite

Originally named sjögrenite. Subsequently recognised as a polytype of pyroaurite and accordingly discredited as a species (Mills et al., 2012).

Unique IdentifiersHide

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

Mindat ID:

3678

Long-form identifier:

mindat:1:1:3678:4

GUID
(UUID V4):

d6da6864-406e-403d-ab6b-180be82774af

Classification of Pyroaurite-2HHide

Physical Properties of Pyroaurite-2HHide

Optical Data of Pyroaurite-2HHide

Type:

Uniaxial (-)

RI values:

n_ω = 1.573 n_ε = 1.550

Max Birefringence:

δ = 0.023

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Surface Relief:

Low

Chemical Properties of Pyroaurite-2HHide

Crystallography of Pyroaurite-2HHide

X-Ray Powder DiffractionHide

First Recorded Occurrence of Pyroaurite-2HHide

Synonyms of Pyroaurite-2HHide

Other Language Names for Pyroaurite-2HHide

Common AssociatesHide

Related Minerals - Strunz-mindat GroupingHide

Other InformationHide

Internet Links for Pyroaurite-2HHide

References for Pyroaurite-2HHide

Reference List:

Year ⬇Author Title Publisher

Aminoff and Broomé (1930), Svenska Vetenskapsakademien, Stockholm, Handlingar: 9: 3, no. 5: 23.

Frondel, C. (1941): Constitution and polymorphism of the pyroaurite and sjögrenite groups. American Mineralogist 26, 295-315.

Palache, Charles, Berman, Harry, Frondel, Clifford (1944) The System of Mineralogy (7th ed.) Vol. 1 - Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, New York.pp.659-660

Allmann, R. and H.-H. Lohse (1966): Die Kristallstruktur des Sjögrenits und eines Umwandlungsproduktes des Koenenits (= Chlor-Manasseits). Neues Jahrb. Mineral., Monatsh., 161–181.

Ingram, L. and H.F.W. Taylor (1967): The crystal structures of sjögrenite and pyroaurite. Mineral. Mag., 36, 465–479.

Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva (1983): 112: 617.

Ivanov, O.K., Y.V. Mozzherin, and V.I. Vilisov (1986): New data on sjögrenite. Izvestiya Akad. Nauk Kazakh. SSR, Geol. Ser. 1, 40–45 (in Russian).

Mills, S.J., Christy, A.G., Genin, J.-M.R., Kameda, T., Colombo, F. (2012): Nomenclature of the hydrotalcite supergroup: natural layered double hydroxides. Mineralogical Magazine, 76, 1289-1336.

Localities for Pyroaurite-2HHide

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.

Australia
Tasmania Huon Valley municipality Huon-Channel region Weld river district ⓘ Forster Prospect ?	Bottrill R.S. & Baker, W.E. (2008) A Catalogue of Minerals of Tasmania. Tasmanian Geological Survey Bulletin 73, 254p. (p. 163)
Waratah-Wynyard municipality Corinna-Savage River district ⓘ Savage River Mines	Bottrill & Taheri, 2008, Savage River mine, Unpub. Rept, Mineral Resources Tasmania Bottrill R.S. & Baker, W.E. (2008) A Catalogue of Minerals of Tasmania. Tasmanian Geological Survey Bulletin 73, 254p. (p. 163)
West Coast municipality Trial Harbour district ⓘ Nickel Reward Mine	Bottrill, Ralph S., Baker, William. E. (2008) A Catalogue of the Minerals of Tasmania. Geological Survey of Tasmania Bulletin 73, Mineral Resources Tasmania. 1-254
Zeehan mining district Mt Heemskirk mineral field ⓘ Tenth Legion mine	Bottrill R.S. & Baker, W.E. (2008) A Catalogue of Minerals of Tasmania. Tasmanian Geological Survey Bulletin 73, 254p. (p. 163)
Austria
Lower Austria Melk District Persenbeug-Gottsdorf Loja ⓘ Quarry IV- Middle & Northern Area	Löffler, E. & Kolitsch, U. (2011): Die Mineralien der Loja bei Persenbeug, Niederösterreich (II). Mineralien-Welt. 22 (4): 51-62
Canada
Québec Chaudière-Appalaches Les Appalaches RCM Saint-Julien ⓘ Belmina mine	SABINA, A.P. (1967) Geological Survey of canada Paper, 66-51, 170p
Germany
Bavaria Upper Palatinate Schwandorf District Winklarn ⓘ Huber Quarry	Blaß, G., Graf, H.W. (1994) Neue Funde. Mineralien Welt, 5 (2) 46-47 Wittern, Artur (2001) Mineralfundorte und ihre Minerale in Deutschland (1st ed.) Schweizerbart, Stuttgart.
Lower Saxony Goslar District Langelsheim Grane Reservoir ⓘ Ochsenhütte slag locality	Schnorrer-Köhler, G. (1991): Mineralogische Notizen V. Aufschluss 42, 155-171.
Italy
Sardinia South Sardinia Province Teulada ⓘ Giovanni Matta quarry	Conti L, Cozupoli D., Lombardi G, Traversa g. 1970 - Segnalazione di Sjögrenite nelle contattiti presso Teulada (Sardegna meridionale) Per. Min. Roma, vol. 39 A, (special volume), pp. 119-127
Trentino-Alto Adige (Trentino-South Tyrol) Trento Province (Trentino) Ala Pilcante ⓘ Val di Serra Quarry	Bortolozzi, G., Boscardin, M., Rocchetti, I., Bersani, D. (2013): Cafetite e kassite della cava di Pilcante in Val d'Adige (Ala, Trento). Micro, 11, 1, 39-48.
Veneto Vicenza Province Cogollo del Cengio ⓘ Menegolli Quarry (Marmi Quarry)	Boscardin M.,Daleffe A.,Rocchetti I., Zordan A. (2011) " Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni " Museo di Archeologia e Scienze Naturali “G. Zannato” – Montecchio Maggiore (Vicenza), pp.183
Laghi ⓘ Grama Valley Quarry	Antonio Zordan collection
Posina Borcola Pass ⓘ Borcola Pass Quarry (Lucchi Quarry; Prato Lorda Quarry)	Boscardin M.,Daleffe A.,Rocchetti I., Zordan A. (2011) " Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni " Museo di Archeologia e Scienze Naturali “G. Zannato” – Montecchio Maggiore (Vicenza), pp.183
Punta della Lucche ⓘ Nido d'Aquila Quarry	Boscardin M.,Daleffe A.,Rocchetti I., Zordan A. (2011) " Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni " Museo di Archeologia e Scienze Naturali “G. Zannato” – Montecchio Maggiore (Vicenza), pp.183
Japan
Aichi Prefecture Shinshiro city ⓘ Nakauri mine
ⓘ Takenowa	Alfredo Petrov - unpublished document - 2007
ⓘ Yoshikawa mine (Shinshiro mine)	Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
Kazakhstan
North Kazakhstan Region Aiyrtau Zlatogorsk Zlatogorsk ultramafic intrusion ⓘ Dunite lens	Pekov, Igor V. (1998) Minerals first discovered on the territory of the former Soviet Union. Ocean Pictures, Moscow. 369pp.
Poland
Silesian Voivodeship Wodzisław County Wodzisław Śląski ⓘ Pszów ?	Ł. Kruszewski PXRD data
Russia
Irkutsk Oblast Zheleznogorsk ⓘ Korshunovskoye iron deposit	Mazurov, M.P., Grishina, S.N., Istomin, V.E., and Titov, A.T. (2007): Geology of Ore Deposits 49(4), 271-284. Mazurov et al (2007) Geology of Ore Deposits, 49, 271–284.
Murmansk Oblast Kovdor Massif ⓘ Kovdor Phlogopite mine	maurice.strahlen.org (n.d.) http://maurice.strahlen.org/kola/kovdor.htm
Sweden (FRL)
Värmland County Filipstad Långban Ore District ⓘ Långban Mine (FRL)	Progr.Abstr.Min.Soc.Amer.(1940) p. 6 Holtstam, Dan, Langhof, Jörgen - Eds. (1999) Långban - The mines, their minerals, geology and explorers. Raster Förlag; Swedish Museum of Natural History, Stockholm. p.1-216.
ⓘ Nordmark Odal Field	Kjell Gatedal collection and identification
Persberg ore district ⓘ Gåsgruvan ore field ?	Sandström, F., Lorin, T. & Strand, U. (2009): Geologi och mineralogi i Gåsgruvefältet, Filipstad. Litofilen. 26 (2): 16-38
ⓘ Gåsgruvan ?	Linden, R.H. (2002): Gåsgruvan, En mineralundersökning under åren 1996-2002. Östra Värmlands Mineralsällskap (Cited in Sandström, F., Lorin, T. & Strand, U. (2009): Geologi och mineralogi i Gåsgruvefältet, Filipstad. Litofilen. 26 (2): 16-38
ⓘ Gåsgruvan Quarry	Östra Värmlands Mineral Society,Långban,Sweden
UK
Scotland Shetland Islands Unst ⓘ Setters Quarry ?	Dr Stephen Moreton collection.
USA
California San Francisco County San Francisco ⓘ Fort Point	Van Nostrand Reinholt Press: 199. Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 340 Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
Sonoma County Healdsburg ⓘ US Highway 101 roadcut	Van Nostrand Reinholt Press: 200. Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
ⓘ Lytton	www.minresco.com/syst/s.htm
New Jersey Sussex County Ogdensburg Sterling Hill ⓘ Sterling Mine	Dunn, P.J. & Leavens, Min.Rec.:12:371-372: (1981) Dunn(1995):Pt4:625. Dunn, P. (1995) Franklin and Sterling Hill, privately published.