Goslarite Mineral Data + 
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- 29.6.11.1 Epsomite MgSO4·7(H2O) P 212121 2 2 2
- 29.6.11.2 Goslarite ZnSO4·7(H2O) P 212121 2 2 2
- 29.6.11.3 Morenosite NiSO4·7(H2O) P 212121 2 2 2
- VI/C.07-10 Epsomite MgSO4·7(H2O) P 212121 2 2 2
- VI/C.07-20 Morenosite NiSO4·7(H2O) P 212121 2 2 2
- VI/C.07-30 Goslarite ZnSO4·7(H2O) P 212121 2 2 2
General Goslarite Information |
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 Chemical Formula: |
ZnSO4·7(H2O) | ||
| Composition: |
Molecular Weight = 287.56 gm | ||
| Zinc 22.74 % Zn 28.30 % ZnO | |||
| Hydrogen 4.91 % H 43.85 % H2O | |||
| Sulfur 11.15 % S 27.84 % SO3 | |||
| Oxygen 61.20 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
Zn(SO4)·7(H2O) | ||
| IMA Status: |
Valid Species (Pre-IMA) 1847 | ||
| Locality: |
Link to MinDat.org Location Data. | ||
| Name Origin: |
Named after its original locality in Goslar, Germany | ||
Goslarite Image | |||
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Images:
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Goslarite Crystallography |
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| Axial Ratios: |
a:b:c =0.9791:1:0.5661 | ||
| Cell Dimensions: |
a = 11.799, b = 12.05, c = 6.822, Z = 4; V = 969.94 Den(Calc)= 1.97 | ||
| Crystal System: |
Orthorhombic - DisphenoidalH-M Symbol (2 2 2) Space Group: P 212121 | ||
| X Ray Diffraction: |
By Intensity(I/Io): 4.21(1), 5.36(0.8), 4.18(0.5), | ||
Physical Properties of Goslarite |
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| Cleavage: |
[010] Perfect | ||
| Color: |
Blue, Brown, Colorless, Green, Green blue. | ||
| Density: |
2 | ||
| Diaphaniety: |
Transparent to Translucent | ||
| Fracture: |
Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz). | ||
| Habit: |
Acicular - Occurs as needle-like crystals. | ||
| Habit: |
Massive - Uniformly indistinguishable crystals forming large masses. | ||
| Habit: |
Stalactitic - Shaped like pendant columns as stalactites or stalagmites (e.g. calcite). | ||
| Hardness: |
2-2.5 - Gypsum-Finger Nail | ||
| Luminescence: |
None. | ||
| Luster: |
Vitreous (Glassy) | ||
| Streak: |
white | ||
Optical Properties of Goslarite |
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| Gladstone-Dale: |
CI meas= 0.033 (Excellent) - where the CI = (1-KPDmeas/KC) CI calc= 0.019 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2386,KPDmeas= 0.235,KC= 0.2431 |
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| Optical Data: |
Biaxial (-), a=1.447-1.463, b=1.475-1.48, g=1.47-1.485, bire=0.0220-0.0230, 2V(Meas)=46. Dispersion none. | ||
| Pleochroism (x): |
none. | ||
| Pleochroism (y): |
non. | ||
Calculated Properties of Goslarite |
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| Electron Density: |
relectron=2.03 gm/cc |
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| Fermion Index |
Fermion Index = 0.01046 Boson Index = 0.98954 |
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| Photoelectric: |
PEGoslarite = 11.38 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Goslarite is Not Radioactive |
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Goslarite Classification |
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| Dana Class: |
29.6.11.2 (29)Hydrated Acid and Sulfates | ||
| (29.6)where A XO4 · x(H2O) | |||
| (29.6.11)Dana Group | |||
| Strunz Class: |
VI/C.07-30 VI - Sulfates,Chromates,Molybdates and Tungstates | ||
| VI/C - Water-bearing sulfates without unfamiliar anions. cations of medium size | |||
| VI/C.07 - Epsomite - Goslarite series | |||
Other Goslarite Information |
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| References: |
NAME( Duda&Rejl90) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | ||
| See Also: |
Links to other databases for Goslarite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 - Minerals of Wisconsin 13 -QUT Mineral Atlas 14 - WWW-MINCRYST 15 -École des Mines de Paris Search for Goslarite using: Visit our Advertisers for Goslarite : Translate Goslarite Mineral Data : Ask about Goslarite here : Print or Cut-and-Paste your Goslarite Specimen Label here :
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