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Scholzite

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Reaphook Hill, Martins Well, South Flinders Ranges, Flinders Ranges, South Australia, Australia
© crocoite.com

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Formula:
CaZn
 
2
(PO
 
4
)
 
2
 · 2H
 
2
O
System:OrthorhombicColour:White or colourless
Lustre:VitreousHardness:3 - 3½
Name:Named after Adolph Scholz (1894-1950), chemist and mineral collector of Regensburg, Germany.
Dimorph of:Parascholzite


Often contains thin lamellae of its dimorph parascholzite.
Chemically related to skorpionite.

Classification of Scholzite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:7/C.16-20
Nickel-Strunz 10th (pending) edition ID:8.CA.45

8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
A : With small and large/medium cations
Dana 8th edition ID:40.2.6.1

40 : HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
2 : AB2(XO4)2·xH2O
Hey's CIM Ref.:19.6.7

19 : Phosphates
6 : Phosphates of Zn
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Type Occurrence of Scholzite

Type Locality:Hagendorf South Pegmatite (Cornelia Mine; Hagendorf South Open Cut), Hagendorf, Waidhaus, Vohenstrauß, Oberpfälzer Wald, Upper Palatinate, Bavaria, Germany
Year of Discovery:1948

Physical Properties of Scholzite

Lustre:Vitreous
Diaphaneity (Transparency):Transparent, Translucent
Colour:White or colourless
Hardness (Mohs):3 - 3½

Crystallography of Scholzite

Crystal System:Orthorhombic
Cell Parameters:a = 17.14Å, b = 22.19Å, c = 6.61Å
Ratio:a:b:c = 0.772 : 1 : 0.298
Unit Cell Volume:V 2,514.02 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
Image Loading

Radiation - Copper Kα
Data Set:
Horizontal Axis: ° to ° Vertical Axis: % Source Data: Filtered Data:
Data courtesy of RRUFF project at University of Arizona, used with permission.

Optical Data of Scholzite

Type:Biaxial (+)
RI values: nα = 1.581 nβ = 1.586 nγ = 1.596
2V:Measured: 70° , Calculated: 72°
Maximum Birefringence:δ = 0.015

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Dispersion:r < v moderate

Chemical Properties of Scholzite

Formula:
CaZn
 
2
(PO
 
4
)
 
2
 · 2H
 
2
O
Essential elements:Ca, H, O, P, Zn
All elements listed in formula:Ca, H, O, P, Zn

Relationship of Scholzite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
8.CA.05Fransoletite
Ca
 
3
Be
 
2
(PO
 
4
)
 
2
(HPO
 
4
)
 
2
 · 4H
 
2
O
8.CA.05Parafransoletite
Ca
 
3
Be
 
2
(PO
 
4
)
 
2
(HPO
 
4
)
 
2
 · 4H
 
2
O
8.CA.10Ehrleite
Ca
 
4
Be
 
3
Zn
 
2
(PO
 
4
)
 
6
 · 9H
 
2
O
8.CA.15Faheyite
(Mn,Mg,Na)Be
 
2
Fe
 
2
(PO
 
4
)
 
4
 · 6H
 
2
O
8.CA.20Gainesite
Na(Na,K)(Be,Li)Zr
 
2
(PO
 
4
)
 
4
 · 1.5-2H
 
2
O
8.CA.20Mccrillisite
NaCs(Be,Li)Zr
 
2
(PO
 
4
)
 
4
 · 1-2H
 
2
O
8.CA.20Selwynite
NaK(Be,Al)Zr
 
2
(PO
 
4
)
 
4
 · 2H
 
2
O
8.CA.25Pahasapaite
Li
 
8
(Ca,Li,K)
 
10.5
Be
 
24
(PO
 
4
)
 
24
 · 38H
 
2
O
8.CA.30Hopeite
Zn
 
3
(PO
 
4
)
 
2
 · 4H
 
2
O
8.CA.35Warikahnite
Zn
 
3
(AsO
 
4
)
 
2
 · 2H
 
2
O
8.CA.40Phosphophyllite
Zn
 
2
Fe(PO
 
4
)
 
2
 · 4H
 
2
O
8.CA.45Parascholzite
CaZn
 
2
(PO
 
4
)
 
2
 · 2H
 
2
O
8.CA.50Keyite
Cu
2+
3
Zn
 
4
Cd
 
2
(AsO
 
4
)
 
6
 · 2H
 
2
O
8.CA.55Pushcharovskite
K
 
0.6
Cu
 
18
(AsO
 
4
)(HAsO
 
4
)
 
10
(H
 
2
AsO
 
4
)
 
4
(OH)
 
9.6
·18.6H
 
2
O
8.CA.60Prosperite
CaZn
 
2
(AsO
 
4
)(HAsO
 
4
)(OH)
8.CA.65Gengenbachite
KFe
3+
3
(HPO
 
4
)
 
4
(H
 
2
PO
 
4
)
 
2
 · 6H
 
2
O
8.CA.70Parahopeite
Zn
 
3
(PO
 
4
)
 
2
 · 4H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
19.6.1Tarbuttite
Zn
 
2
(PO
 
4
)(OH)
19.6.2Spencerite
Zn
 
4
(PO
 
4
)
 
2
(OH)
 
2
 · 3H
 
2
O
19.6.3Hopeite
Zn
 
3
(PO
 
4
)
 
2
 · 4H
 
2
O
19.6.4Parahopeite
Zn
 
3
(PO
 
4
)
 
2
 · 4H
 
2
O
19.6.5Veszelyite
(Cu,Zn)
 
2
Zn(PO
 
4
)
 
2
 · 2H
 
2
O
19.6.6Kipushite
(Cu,Zn)
 
5
Zn(PO
 
4
)
 
2
(OH)
 
6
 · H
 
2
O
19.6.8Parascholzite
CaZn
 
2
(PO
 
4
)
 
2
 · 2H
 
2
O
19.6.9Ehrleite
Ca
 
4
Be
 
3
Zn
 
2
(PO
 
4
)
 
6
 · 9H
 
2
O
19.6.10Faustite
(Zn,Cu)Al
 
6
(PO
 
4
)
 
4
(OH)
 
8
 · 4H
 
2
O
19.6.11Aheylite
(Fe
2+
 
,Zn)Al
 
6
(PO
 
4
)
 
4
(OH)
 
8
 · 4H
 
2
O
19.6.12Jungite
Ca
 
2
Zn
 
4
Fe
3+
8
(PO
 
4
)
 
9
(OH)
 
9
 · 16H
 
2
O
19.6.13Schoonerite
ZnMn
2+
 
Fe
2+
2
Fe
3+
 
(PO
 
4
)
 
3
(OH)
 
2
 · 9H
 
2
O
19.6.14Phosphophyllite
Zn
 
2
Fe(PO
 
4
)
 
2
 · 4H
 
2
O

Other Names for Scholzite

Other Languages:
German:Scholzit
Russian:Шольцит
Spanish:Scholzita

Other Information

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 Scholzite

Reference List:

- +
American Mineralogist (1951) 36: 382.

American Mineralogist (1961) 46: 1519.

American Mineralogist (1981) 66: 843-851.

Zeitschrift für Kristallographie (1992) 198: 239.

Internet Links for Scholzite

Search Engines:
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    • External Links:
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  • Look for Scholzite on Athena Mineralogy[Link Broken?]
  • Look for Scholzite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Scholzite details from Handbook of Mineralogy (PDF)
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    • Specimens:The following Scholzite specimens are currently listed for sale on minfind.com.
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    • Localities for Scholzite

    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.
    Hide Locality List
    (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.
    Australia
     
    • New South Wales
      • Yancowinna Co.
    		No reference listed
    Australian Min. 3:1 (1997)
    • South Australia
      • Flinders Ranges
        • North Flinders Ranges
          • Puttapa
    		Museum Victoria collection(?)
        • South Flinders Ranges
          • Martins Well
    		Johnston, C.W . & Hill, R.J. (1978): Zinc phosphates at Reaphook Hill South Australia. Mineralogical Record 9,(1), 20-24
    Belgium
     
    • Liège Province
      • Visé
    		1./ A.M. Fransolet, J Jedwab and R. Van Tassel, 1974, Inventaire minéralogique de Richelles, Belgique, Annales de la Société Géologique de Belgique, Tome 27, pp. 23-26.
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Plzeň Region
        • Domažlice (Taus)
          • Otov
    		Čech F., Staněk J., Dávidová Š. (1981): Minerály pegmatitů. - in: Bernard J.H. [ed.]: Mineralogie Československa. Academia, Praha.
    Germany
     
    • Bavaria
      • Upper Palatinate
        • Oberpfälzer Wald
          • Vohenstrauß
            • Waidhaus
              • Hagendorf
    		Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
    Fortschr.Mineral.(1948) 27, 31; http://www.berthold-weber.de/h_miner.htm
    • Lower Saxony
      • Harz
        • Goslar
          • Rammelsberg
    		No reference listed
    Italy
     
    • Sardinia
      • Cagliari Province
        • Villaputzu
    Namibia
     
    • Karas Region
      • Lüderitz District
        • Rosh Pinah
    		Jahn, S. (2007): Tarbuttit von der Skorpion Zink Mine, Namibia. Mineralien-Welt 18 (4), 56-66. (in German); Borg, G., Karner, K., Buxton, M., Armstrong, R., Schalk van der Merwe, W. (2003): Geology of the Skorpion supergene zinc deposit, southern Namibia. Economic Geology, 98, 749-771
    USA
     
    • Arizona
      • Mohave Co.
        • Cleopatra District
          • Kimble Sub-District
            • Rawhide Wash
    		Jerry A. Baird
    • Nevada
      • Elko Co.
        • Snowstorm Mountains District
    		Photos in mindat galleries. Material collected 2007 by Jim McGlasson.
      • Lander Co.
        • North Battle Mountain District
    		NBMG Spec. Pub. 31 Minerals of Nevada
    • North Carolina
      • Cleveland Co.
        • Kings Mountain District
    		EDS-SEM. New Orleans University. 12/02
    • South Dakota
      • Custer Co.
        • Custer District
          • Fourmile
    		Mineralogical Record: 17: 237-254; Rocks & Minerals: 60: 117.
    • Virginia
      • Alleghany Co.
        • Clifton Forge Iron District
    		Minerals of Virginia 1990 by R. V. Dietrich
    Zambia
     
    • Central Province
      • Kabwe (Broken Hill)
    		[MinRec 11:339]
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2012. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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