Scholzite Mineral Data + Say SCHOLZITE


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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 Synonym: Synonym: ICSD 4270
  PDF 27-95
 

Scholzite Image

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Scholzite

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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Scholzite   Hillite

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 - DipyramidalH-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),
Click Here for Large Scholzite Structure Window Crystal Structure:

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Taxer K J , American Mineralogist , 60 (1975) p.1019-1022, Structural investigations on scholzite

View Additional jPOWD Structure files for Scholzite
[1] [2]
 

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 Diaphaniety: Diaphaniety: 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
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:

relectron=3.04 gm/cc
note: rScholzite =3.11 gm/cc.

Help on Fermion Index Fermion Index Fermion Index = 0.01384
Boson Index = 0.98616
Help on Photoelectric: Photoelectric:

PEScholzite = 18.16 barns/electron
U=PEScholzite x relectron= 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: 40.2.6.1 (40)Hydrated Phosphates, etc
  (40.2)where A++ (B++)2 (XO4) · x(H2O)
  (40.2.6)Dana Group
 
40.2.6.1 Scholzite CaZn2(PO4)2·2(H2O) Pbmm 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: VII/C.16-20 VII - Phosphates, Arsenates and Vanadates
  VII/C - Water-bearing phosphates without unfamiliar anions, cations of medium and big size: Fe, Mn, Zn, Mg and Ca, (NH4)1+
  VII/C.16 - Parascholzite - Fluckite series
 
VII/C.16-10 Parascholzite CaZn2(PO4)2·2(H2O) C 2/c or Cc Mono
 
VII/C.16-20 Scholzite CaZn2(PO4)2·2(H2O) Pbmm 2/m 2/m 2/m
 
VII/C.16-30 Fluckite CaMn(HAsO4)2·2(H2O) P1 1
 

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 - Crocoite.com Mineral Locations 5 - EUROmin Project 6 -Google Images 7 -Google Scholar 8 -Handbook of Mineralogy (UofA) 9 -MinDAT 10 -MinMax(Deutsch) 11 -MinMax(English) 12 -Mineralienatlas (Deutsch) 13 -QUT Mineral Atlas 14 - WWW-MINCRYST 15 -theimage 16 -École des Mines de Paris

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Scholzite

CaZn2(PO4)2·2(H2O)
Dana No: 40.2.6.1 Strunz No: VII/C.16-20
Locality:

 

Notes:

 

 
   
 
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