Mineralogy Database

Scholzite Mineral Data

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General Scholzite Information

Help on Chemical  Formula: Chemical Formula: CaZn2(PO4)2•2(H2O)
Help on Composition: Composition: Molecular Weight = 396.83 gm
   Calcium     10.10 %  Ca   14.13 % CaO
   Zinc        32.96 %  Zn   41.02 % ZnO
   Phosphorus  15.61 %  P    35.77 % P2O5
   Hydrogen     1.02 %  H     9.08 % H2O
   Oxygen      40.32 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaZn2(PO4)2•2(H2O)
Help on Environment: Environment: Dimorphous with parascholzite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1950
Help on Locality: Locality: Hagendorf, Bavaria, Germany. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Adolph Scholz (1894-1950), mineral collector and chemist, Regensburg, Germany.
Help on Name Pronunciation: Name Pronunciation: Scholzite + Pronunciation Say SCHOLZITE
Help on Synonym: Synonym: ICSD 4270
  PDF 27-95

Scholzite Image

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Comments: Sprays of Scholzite crystals to 1 cm line exposed vugs.
Location: Reaphook Hill, Blinman, South Australia. Scale: Picture size 1 cm.
© John Veevaert

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  Hillite   Scholzite

Comments: Morphology of a homogeneous larger cluster of hillite growing on an acicular crystal of scholzite. SEM back-scattered electron image.
Location: Lower Cambrian Parachilna Formation, Reaphook Hill, South Australia, Australia. Scale: See Image.
© Canadian Mineralogist

Scholzite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.7724:1:0.2978
Help on Cell Dimensions: Cell Dimensions: a = 17.14, b = 22.19, c = 6.61, Z = 12; V = 2,514.03 Den(Calc)= 3.15
Help on Crystal System: Crystal System: Orthorhombic - Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: Pbmm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 8.588(1), 2.788(0.9), 4.23(0.7),

Physical Properties of Scholzite

Help on Cleavage: Cleavage: {100} Parting
Help on Color: Color: Colorless, Gray white, White.
Help on Density: Density: 3.11
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Hardness: Hardness: 4 - Fluorite
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white

Optical Properties of Scholzite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.01 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.022 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1866,KPDmeas= 0.189,KC= 0.1908
Ncalc = 1.59 - 1.6
Help on Optical Data: Optical Data: Biaxial (+), a=1.581, b=1.586, g=1.596, bire=0.0150, 2V(Calc)=72, 2V(Meas)=70. Dispersion r > v.

Calculated Properties of Scholzite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.04 gm/cc
note: Specific Gravity of Scholzite =3.11 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEScholzite = 18.16 barns/electron
U=PEScholzite x rElectron Density= 55.21 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Scholzite is Not Radioactive

Scholzite Classification

Help on  Dana Class: Dana Class: (40)Hydrated Phosphates, etc
  (40.02)where A++ (B++)2 (XO4) � x(H2O)
  (40.02.06)Dana Group Scholzite CaZn2(PO4)2•2(H2O) Pbmm 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 08.CA.45 08 - PHOSPHATES, ARSENATES, VANADATES
  08.C - Phosphates without Additional Anions, with H2O
  08.CA -With small and large/medium cations
08.CA.45 Parascholzite CaZn2(PO4)2•2(H2O) C 2/c or Cc Mono
08.CA.45 Scholzite CaZn2(PO4)2•2(H2O) Pbmm 2/m 2/m 2/m

Other Scholzite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Scholzite :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - GeoScienceWorld
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - MinDAT
12 - Mineralienatlas (Deutsch)
13 - Online Mineral Museum
14 - QUT Mineral Atlas
15 - Ruff.Info
17 - theimage

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Dana No: Strunz No: 08.CA.45





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