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wilhelmgumbelite

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Journal Article

Wilhelmgümbelite, [ZnFe 2+ + (PO 4 ) 3 (OH) 4 (H 2 O) 5 ]·2H 2 O, a new schoonerite-related mineral from the Hagendorf Süd pegmatite, Bavaria Available to Purchase

I. E. Grey, E. Keck, A. R. Kampf, C. M. Macrae, A. M. Glenn, J. R. Price
Published: 01 April 2017
Mineralogical Magazine (2017) 81 (2): 287–296.
DOI: https://doi.org/10.1180/minmag.2016.080.098
...I. E. Grey; E. Keck; A. R. Kampf; C. M. Macrae; A. M. Glenn; J. R. Price Abstract Wilhelmgümbelite, ideally [ZnFe 2+ (PO 4 ) 3 (OH) 4 (H 2 O) 5 ]·2H 2 O, is a new secondary phosphate mineral related closely to schoonerite, [ZnMn Fe 3+ (PO 4 ) 3 (OH) 2 (H 2 O) 7 ]·2H 2 O, from oxidized zones...
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View PDF for article title, <span class="search-highlight">Wilhelmgümbelite</span>, [ZnFe 2+ + (PO 4 ) 3 (OH) 4 (H 2 O) 5 ]·2H 2 O, a new schoonerite-related mineral from the Hagendorf Süd pegmatite, Bavaria
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Journal Article

Crystal chemistry of schoonerite-group minerals Available to Purchase

Ian Edward Grey, Anthony R. Kampf, Erich Keck, Colin M. MacRae, John D. Cashion, Yesim Gozukara
Published: 01 May 2018
European Journal of Mineralogy (2018) 30 (3): 621–634.
DOI: https://doi.org/10.1127/ejm/2018/0030-2707
... previous studies on type schoonerite and the SGMs wilhelmgümbelite and schmidite to evaluate the main crystallochemical relations between the minerals. Elements Zn and Fe 3+ are essential to the structure and are ordered in specific sites, while Mn and Fe are distributed relatively uniformly over three...
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Infrared spectrum for wilhelmgümbelite.

Infrared spectrum for wilhelmgümbelite. Available to Purchase

Published: 01 April 2017
Fig. 3. Infrared spectrum for wilhelmgümbelite.
Image
Radiating sprays of wilhelmgümbelite crystals associated with laths of altered phosphophyllite, showing typical cracked weathering rinds.

Radiating sprays of wilhelmgümbelite crystals associated with laths of alte... Available to Purchase

Published: 01 April 2017
Fig. 2. Radiating sprays of wilhelmgümbelite crystals associated with laths of altered phosphophyllite, showing typical cracked weathering rinds.
Image
[001] projection of wilhelmgümbelite structure for (a) Zn in tetrahedral site Zn1B and (b) Zn in 5-coordinated site Zn1A.

[001] projection of wilhelmgümbelite structure for ( a ) Zn in tetrahedral ... Available to Purchase

Published: 01 April 2017
Fig. 4. [001] projection of wilhelmgümbelite structure for ( a ) Zn in tetrahedral site Zn1B and ( b ) Zn in 5-coordinated site Zn1A.
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[100] projection of the local structure of wilhelmgümbelite with (a) Zn in the tetrahedral site Zn1B and (b) Zn in the 5-coordinated site Zn1A.

[100] projection of the local structure of wilhelmgümbelite with ( a ) Zn i... Available to Purchase

Published: 01 April 2017
Fig. 5. [100] projection of the local structure of wilhelmgümbelite with ( a ) Zn in the tetrahedral site Zn1B and ( b ) Zn in the 5-coordinated site Zn1A.
Image
Thin rectangular laths of wilhelmgümbelite (orange-red), associated with large laths of altered phosphophyllite (off-white). The field of view is 2.5 mm × 3 mm.

Thin rectangular laths of wilhelmgümbelite (orange-red), associated with la... Available to Purchase

Published: 01 April 2017
Fig. 1. Thin rectangular laths of wilhelmgümbelite (orange-red), associated with large laths of altered phosphophyllite (off-white). The field of view is 2.5 mm × 3 mm.
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Optical properties of schmidite, wildenauerite and wilhelmgümbelite. ... Available to Purchase

Published: 01 April 2019
Table 1. Optical properties of schmidite, wildenauerite and wilhelmgümbelite. Schmidite (IGC-31) Wildenauerite Wilhelmgümbelite * Indices α 1.642(2) 1.659(3) 1.650(2) β 1.680(1) 1.687(3) 1.669(2) γ 1.735(2) 1.742(3) 1.718(2) Pleochroism X light
Journal Article

New Mineral Names, Free

Dmitriy I. Belakovskiy, Fernando Cámara, Olivier C. Gagné
Published: 01 November 2017
American Mineralogist (2017) 102 (11): 2341–2347.
DOI: https://doi.org/10.2138/am-2017-NMN1021123
...-(CaMgMg), wilhelmgümbelite, and new data on bystrite. Copyright © 2017 by the Mineralogical Society of America 2017 Mineralogical Society of America The readers have free access to the “free” material but MSA holds the rights A.R. Kampf, B.P. Nash and J. Marty (2017) Chinleite-(Y), NaY(SO 4 ) 2...
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Journal Article

Steinmetzite, Zn 2 Fe 3+ (PO 4 ) 2 (OH)·3H 2 O, a new mineral formed from alteration of phosphophyllite at the Hagendorf Süd pegmatite, Bavaria Available to Purchase

I. E. Grey, E. Keck, A. R. Kampf, W. G. Mumme, C. M. Macrae, R. W. Gable, A. M. Glenn, C. J. Davidson
Published: 01 April 2017
Mineralogical Magazine (2017) 81 (2): 329–338.
DOI: https://doi.org/10.1180/minmag.2016.080.100
... and wilhelmgümbelite. Goethite and cryptomelane are also abundant in the oxidized zone. The calculated density is 2.96 g cm –3 . Steinmetzite is biaxial (–) with measured refractive indices α = 1.642(2), β = 1.659 (calc.), γ = 1.660(2) (white light). 2V(meas) = 27(1)°; orientation is Y ≈ b , X ^ c ≈ 27°, with crystals...
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Journal Article

Schmidite and wildenauerite, two new schoonerite-group minerals from the Hagendorf-Süd pegmatite, Oberpfalz, Bavaria Available to Purchase

Ian E. Grey, Erich Keck, Anthony R. Kampf, John D. Cashion, Colin M. MacRae, Alexander M. Glenn, Yesim Gozukara
Published: 01 April 2019
Mineralogical Magazine (2019) 83 (2): 181–190.
DOI: https://doi.org/10.1180/mgm.2018.123
...Table 1. Optical properties of schmidite, wildenauerite and wilhelmgümbelite. Schmidite (IGC-31) Wildenauerite Wilhelmgümbelite * Indices α 1.642(2) 1.659(3) 1.650(2) β 1.680(1) 1.687(3) 1.669(2) γ 1.735(2) 1.742(3) 1.718(2) Pleochroism X light...
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View PDF for article title, Schmidite and wildenauerite, two new schoonerite-group minerals from the Hagendorf-Süd pegmatite, Oberpfalz, Bavaria
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Data collection and structure refinement details for wilhelmgümbelite. ... Available to Purchase

Published: 01 April 2017
Table 3. Data collection and structure refinement details for wilhelmgümbelite. Ideal formula [ZnFe 2+ (PO 4 ) 3 (OH) 4 (H 2 O) 5 ]·2H 2 O Formula weight 767.8 Temperature 100 K Wavelength 0.71073 Å Crystal system Orthorhombic Space group Pmab Unit-cell
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Comparative data for schoonerite, wilhelmgümbelite and flurlite. ... Available to Purchase

Published: 01 April 2017
Table 6. Comparative data for schoonerite, wilhelmgümbelite and flurlite.   schoonerite wilhelmgümbelite flurlite Formula (ideal) [ZnMn Fe 3+ (PO 4 ) 3 (OH) 2 (H 2 O) 7 ]·2H 2 O [ZnFe 2+ (PO 4 ) 3 (OH) 4 (H 2 O) 5 ]·2H 2 O [Zn 3 MnFe 3+ (PO 4 ) 3 (OH) 2 (H 2 O) 7 ]·2H 2
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Comparative data for schoonerite, wilhelmgümbelite and flurlite. ... Available to Purchase

Published: 01 April 2017
Table 6. Comparative data for schoonerite, wilhelmgümbelite and flurlite.   schoonerite wilhelmgümbelite flurlite Formula (ideal) [ZnMn Fe 3+ (PO 4 ) 3 (OH) 2 (H 2 O) 7 ]·2H 2 O [ZnFe 2+ (PO 4 ) 3 (OH) 4 (H 2 O) 5 ]·2H 2 O [Zn 3 MnFe 3+ (PO 4 ) 3 (OH) 2 (H 2 O) 7 ]·2H 2
Journal Article

Manganflurlite, Zn Mn 3 2 + Fe 3+ (PO 4 ) 3 (OH) 2 (H 2 O) 7 ·2H 2 O, a new schoonerite-related mineral from the Hagendorf-Süd pegmatite Available to Purchase

Anthony R. Kampf, Ian E. Grey, Colin M. MacRae, Erich Keck
Published: 01 January 2019
European Journal of Mineralogy (2019) 31 (1): 127–134.
DOI: https://doi.org/10.1127/ejm/2018/0030-2793
...+ , is an example of a relatively unoxidized SGM, for which x  = 0, y  = 2 and only the [5] Zn site is occupied ( Kampf, 1977 ), whereas wilhelmgumbelite, schmidite, and wildenauerite are oxidized SGMs, with the iron predominantly as Fe 3+ , and with partial partitioning of the Zn from the [5] Zn site...
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View PDF for article title, Manganflurlite, Zn Mn 3 2 + Fe 3+ (PO 4 ) 3 (OH) 2 (H 2 O) 7 ·2H 2 O, a new schoonerite-related mineral from the Hagendorf-Süd pegmatite
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Journal Article

New minerals and nomenclature modifications approved in 2015 and 2016 Available to Purchase

U. Hålenius, F. Hatert, M. Pasero, S.J. Mills
Published: 01 February 2016
Mineralogical Magazine (2016) 80 (1): 199–205.
DOI: https://doi.org/10.1180/minmag.2016.080.080
... 200; Mineralogical Magazine , 80 , 199–205. IMA No. 2015-072 Wilhelmgümbelite ZnFe 2+ Fe 3+ 3 (PO 4 ) 3 (OH) 4 (H 2 O) 5 ·2H 2 O Cornelia Mine Open Cut (67 m level), Hagendorf-Süd pegmatite, Hagendorf, Oberpfalz, Bavaria, Germany (49°39′1″N, 12°27′35″E) Ian E. Grey*, Erich...
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Site occupancies for metal atoms in schmidite and wildenauerite. ... Available to Purchase

Published: 01 April 2019
vacancy M 4 1.0 Fe 3+ * Labelling M 1 to M 4, corresponds to labelling Fe to Fe3 for wilhelmgümbelite (Grey et al. , 2017 b ).
Journal Article

New minerals and nomenclature modifications approved in 2017 Open Access

Ulf Hålenius, Frédéric Hatert, Marco Pasero, Stuart J. Mills
Published: 20 December 2017
European Journal of Mineralogy (2017) 29 (6): 1083–1087.
DOI: https://doi.org/10.1127/ejm/2017/0029-2709
...: schoonerite, wilhelmgümbelite, and schmidite. ...
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Journal Article

New minerals and nomenclature modifications approved in 2017 Open Access

U. Hålenius, F. Hatert, M. Pasero, S. J. Mills
Published: 01 December 2017
Mineralogical Magazine (2017) 81 (6): 1577–1581.
DOI: https://doi.org/10.1180/minmag.2017.081.096
.... Schoonerite group A new classification and nomenclature scheme has been approved for the minerals of the schoonerite group. Currently the group includes three mineral species: schoonerite, wilhelmgümbelite, and schmidite. ...
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Journal Article

New Minerals and Nomenclature Modifications Approved in 2017 Open Access

Ulf Hålenius, Frédéric Hatert, Marco Pasero, Stuart J. Mills
Published: 01 June 2017
European Journal of Mineralogy (2017) 29 (3): 529–533.
DOI: https://doi.org/10.1127/ejm/2017/0029-2662
... level, Hagendorf-Süd pegmatite, Hagendorf, Oberpfalz, Bavaria, Germany (49°39′1″N, 12°27′35″E) Ian E. Grey*, Erich Keck, Anthony R. Kampf, Colin M. MacRae, A. Matthew Glenn, John Cashion and Yesim Gozukara *E-mail: [email protected] Related to schoonerite and wilhelmgümbelite Orthorhombic...
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