for Christian Rewitzer, (born 1955) of Furth im Wald, Bavaria. Faculty Member of Ludwig-Maximilians-Universität München, active mineral collector and Mindat user.

Type Locality:

ⓘ 47 m level, Hagendorf South Pegmatite, Hagendorf, Waidhaus, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany

The hydroxyl analogue of fluor-rewitzerite. Also related to pleysteinite.

Compare dickinsonite-(KMnNa).

from the 47 m level of the Hagendorf Süd pegmatite mine quarry

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Unique IdentifiersHide

Mindat ID:

470779

Long-form identifier:

mindat:1:1:470779:6

GUID
(UUID V4):

3bec930c-7259-4688-9ef3-1ccb55518ec2

IMA Classification of RewitzeriteHide

IMA status:

Approved, Pending publication

Approval year:

2023

Approval history:

IMA no. 2023-005

Classification of RewitzeriteHide

Strunz-mindat (2024):

8.DG.05

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H₂O
G : With large and medium-sized cations, (OH, etc.):RO₄< 0.5:1

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Symbol	Source	Reference
Rwz	IMA–CNMNC	Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of RewitzeriteHide

Colour:

colorless

Density:

2.33 g/cm³ (Calculated)

Optical Data of RewitzeriteHide

Type:

Biaxial (+)

RI values:

n_α = 1.585(2) n_β = 1.586(2) n_γ = 1.615(2)

2V:

Measured: 25° (2)

Max Birefringence:

δ = 0.030

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

Surface Relief:

Moderate

Dispersion:

none

Pleochroism:

Non-pleochroic

Chemistry of RewitzeriteHide

Mindat Formula:

[K(H₂O)]Mn₂Al₃(PO₄)₄(OH)₂ · 14H₂O

Elements listed:

Al, H, K, Mn, O, P - search for minerals with similar chemistry

Chemical AnalysisHide

Empirical formulas:

Sample ID	Empirical Formula
1	^A1[K_0.77(H₂O)_0.23]^A2[H₂O]^M1(Mn²⁺_0.82Mg_0.64Fe³⁺_0.43◻_0.11)^M2+M3_Σ2.00(Al_1.51Ti⁴⁺_1.06Fe³⁺_0.43)_Σ3.00(PO₄)^X₄[(OH)_0.54F_0.42O_1.04]_Σ2.00(H₂O)₁₀·4H₂O

Sample references:

ID	Locality	Reference	Notes
1	47 m level, Hagendorf South Pegmatite, Hagendorf, Waidhaus, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany	Grey, Ian E., Hochleitner, Rupert, Kampf, Anthony R., Boer, Stephanie, MacRae, Colin M., Mumme, William G., Keck, Erich (2023) Rewitzerite, K(H₂O)Mn₂(Al₂Ti)(PO₄)₄[O(OH)](H₂O)₁₀⋅4H₂O, a new monoclinic paulkerrite-group mineral, from the Hagendorf-Süd pegmatite, Oberpfalz, Bavaria, Germany. Mineralogical Magazine, 1-29 doi:10.1180/mgm.2023.55	via electron microprobe and structure refinement

Crystallography of RewitzeriteHide

Crystal System:

Monoclinic

Class (H-M):

2/m - Prismatic

Space Group:

P2₁/b

Setting:

P2₁/c

Cell Parameters:

a = 10.444(2) Å, b = 20.445(2) Å, c = 12.269(1) Å
β = 90.17(3)°

Ratio:

a:b:c = 0.511 : 1 : 0.6

Unit Cell V:

2,619.76 Å³ (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
10.26 Å	(53)
7.44 Å	(55)
6.16 Å	(92)
5.19 Å	(40)
3.703 Å	(57)
3.111 Å	(97)
2.862 Å	(100)
2.600 Å	(46)

Comments:

collections of (1) the Natural History Museum of Los Angeles County, 900 Exposition Boulevard, Los Angeles, CA 90007, USA, catalogue numbers 76280 (holotype), and (2) the Mineralogical State Collection, Theresienstraße 39, 80333 Munich, Germany, catalogue number MSM38037 (cotype)

Type Occurrence of RewitzeriteHide

Type Locality:

ⓘ 47 m level, Hagendorf South Pegmatite, Hagendorf, Waidhaus, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany

General Appearance of Type Material:

clusters of colourless elongated hexagonal-shaped prisms, up to 0.1 mm long

Place of Conservation of Type Material:

The holotype specimen is housed in the mineralogical collections of the Natural History Museum of Los Angeles County, catalogue number 76280. Portions of the original holotype specimen, used for
the initial characterisation using energy-dispersive X-ray analysis, and for the colour images are registered as cotype specimens at the Mineralogical State Collection Munich (SNSB), registration number MSM38037.

Associated Minerals at Type Locality:

Zwieselite

Rockbridgeite

Synonyms of RewitzeriteHide

IMA2023-005

Relationship of Rewitzerite to other SpeciesHide

Member of:

Paulkerrite Group

Other Members of this group:

Benyacarite	(H₂O)₂Mn₂Ti₂Fe³⁺(PO₄)₄(OF)(H₂O)₁₀ · 4H₂O	Orth. mmm (2/m 2/m 2/m) : Pbca
Hochleitnerite	Mn₂Ti₃(PO₄)₄O₂(H₂O)₂ · 14H₂O	Orth. mmm (2/m 2/m 2/m) : Pbca
Hydroxylbenyacarite	(H₂O)₂Mn₂(Ti₂Fe)(PO₄)₄[O(OH)](H₂O)₁₀ · 4H₂O	Orth. mmm (2/m 2/m 2/m) : Pbca
Macraeite	K(H₂O)Mn₂(Fe₂Ti)(PO₄)₄[O(OH)](H₂O)₁₀ · 4H₂O	Mon. 2/m : P2₁/b
Mantienneite	KMg₂Al₂Ti(PO₄)₄(OH)₃ · 15H₂O	Orth. mmm (2/m 2/m 2/m) : Pbca
Paulkerrite	K(Mg,Mn²⁺)₂(Fe³⁺,Al,Ti,Mg)₂Ti(PO₄)₄(OH)₃ · 15H₂O	Mon. m
Pleysteinite	[(H₂O)_0.5K_0.5]₂Mn₂Al₃(PO₄)₄F₂ · 14H₂O	Orth. mmm (2/m 2/m 2/m) : Pbca

Related Minerals - Strunz-mindat Grouping Hide

8.DG.	Jasonsmithite	Mn²⁺₄ZnAl(PO₄)₄(OH)(H₂O)₇ · 3.5H₂O	Mon. 2/m : P2₁/b
8.DG.	Davidbrownite-(NH4)	(NH₄)₅(V⁴⁺O)₂(C₂O₄)[PO_2.75(OH)_1.25]₄ · 3H₂O	Mon. 2/m : P2₁/b
8.DG.	Relianceite-(K)	K₄Mg(V⁴⁺O)₂(C₂O₄)(PO₃OH)₄(H₂O)₁₀	Mon. m : Pb
8.DG.	Pleysteinite	[(H₂O)_0.5K_0.5]₂Mn₂Al₃(PO₄)₄F₂ · 14H₂O	Orth. mmm (2/m 2/m 2/m) : Pbca
8.DG.05	Lavendulan	NaCaCu₅(AsO₄)₄Cl · 5H₂O	Mon. 2/m
8.DG.05	Sampleite	NaCaCu₅(PO₄)₄Cl · 5H₂O	Orth. mmm (2/m 2/m 2/m) : Cmmm
8.DG.05	Shubnikovite	Ca₂Cu₈(AsO₄)₆(OH)Cl · 7H₂O	Orth.
8.DG.05	Zdenĕkite	NaPbCu₅(AsO₄)₄Cl · 5H₂O	Mon. 2/m : P2₁/b
8.DG.05	Lemanskiite	NaCaCu₅(AsO₄)₄Cl · 3H₂O	Tet. 4 2 2 : P4₁ 2 2
8.DG.05	Fluor-rewitzerite	[(H₂O)K]Mn₂(Al₂Ti)(PO₄)₄(OF)(H₂O)₁₀ · 4H₂O	Mon. 2/m : P2₁/b

Other InformationHide

Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for RewitzeriteHide

mindat.org URL:

https://www.mindat.org/min-470779.html
Please feel free to link to this page.

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External Links:

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Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

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References for RewitzeriteHide

Reference List:

Bosi, Ferdinando, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2023) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) – Newsletter 73. European Journal of Mineralogy, 35 (3) 397-402 doi:10.5194/ejm-35-397-2023

forum.amiminerals.it (2023) http://forum.amiminerals.it/viewtopic.php?f=5&t=18771

Grey, Ian E., Hochleitner, Rupert, Kampf, Anthony R., Boer, Stephanie, MacRae, Colin M., Mumme, William G., Keck, Erich (2023) Rewitzerite, K(H₂O)Mn₂(Al₂Ti)(PO₄)₄[O(OH)](H₂O)₁₀⋅4H₂O, a new monoclinic paulkerrite-group mineral, from the Hagendorf-Süd pegmatite, Oberpfalz, Bavaria, Germany. Mineralogical Magazine, 1-29 doi:10.1180/mgm.2023.55

Localities for RewitzeriteHide

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 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.

Germany (TL)

Bavaria

Upper Palatinate

Neustadt an der Waldnaab District

Waidhaus

Hagendorf

Hagendorf South Pegmatite

ⓘ 47 m level (TL)

Bosi et al. (2023)

Rewitzerite