Goslarite Mineral Data

Goslarite Mineral Data
Search Webmineral :
   
Home Crystal jmol jPOWD Chem X Ray Dana Strunz Properties A to Z Images       News Help About



[New Updates] [Gallery 1] [Gallery 2] [Gallery 3] [Rock Shop Gallery]
Serving the mineral collector and educator community since 1970
Over 900,000 mineral specimens in stock
New minerals acquired weekly - Wright's Rock Shop


General Goslarite Information

Help on Chemical Formula: Chemical Formula: ZnSO4•7(H2O)
Help on Composition: 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
Help on Empirical Formula: Empirical Formula: Zn(SO4)•7(H2O)
Help on Environment: Environment: Efflorescent crusts on mine timbers formed from the oxidation of sphalerite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1847
Help on Locality: Locality: Rammelsberg mine, near Goslar, Harz, Germany. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its locality.
Help on Name Pronunciation: Name Pronunciation: Goslarite + Pronunciation Say GOSLARITE
 

Goslarite Image

Click Here for Larger Goslarite Image in a New Browser Window Images:
Click Here for Larger Goslarite Image

Goslarite

Comments: Pale yellow to egg-shell white fibrous goslarite with radiating structure.
Location: Rammelsberg, near Goslar, Harz Mountains, Niedersachsen, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Goslarite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.9786:1:0.5653
Help on Cell Dimensions: Cell Dimensions: a = 11.8176, b = 12.0755, c = 6.827, Z = 4; V = 974.24 Den(Calc)= 1.96
Help on Crystal System: Crystal System: Orthorhombic - DisphenoidalH-M Symbol (2 2 2) Space Group: P 212121
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 4.21(1), 5.36(0.8), 4.18(0.5),
 

Physical Properties of Goslarite

Help on Cleavage: Cleavage: {010} Perfect
Help on Color: Color: Blue, Brown, Colorless, Green, Green blue.
Help on Density: Density: 2
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Fracture: Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Help on Habit: Habit: Acicular - Occurs as needle-like crystals.
Help on Habit: Habit: Massive - Uniformly indistinguishable crystals forming large masses.
Help on Habit: Habit: Stalactitic - Shaped like pendant columns as stalactites or stalagmites (e.g. calcite).
Help on Hardness: Hardness: 2-2.5 - Gypsum-Finger Nail
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Goslarite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.033 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.014 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2398,KPDmeas= 0.235,KC= 0.2431
Ncalc = 1.48 - 1.49
Help on Optical Data: 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.
Help on Pleochroism (x): Pleochroism (x): none.
Help on Pleochroism (y): Pleochroism (y): non.
 

Calculated Properties of Goslarite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.02 gm/cc
note: Specific Gravity of Goslarite =1.96 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEGoslarite = 11.38 barns/electron
U=PEGoslarite x rElectron Density= 22.96 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Goslarite is Not Radioactive
 

Goslarite Classification
Help on Dana Class: Dana Class: 29.06.11.02 (29)Hydrated Acid and Sulfates
  (29.06)where A XO4 · x(H2O)
  (29.06.11)Epsomite Group
 
29.06.11.01 Epsomite MgSO4•7(H2O) P 212121 2 2 2
 
29.06.11.02 Goslarite ZnSO4•7(H2O) P 212121 2 2 2
 
29.06.11.03 Morenosite NiSO4•7(H2O) P 212121 2 2 2
Help on Strunz Class: Strunz Class: 07.CB.40 07 - SULFATES (SELENATES, TELLURATES)
  07.C - Sulfates (selenates, etc.) without Additional Anions, with H2O
  07.CB -With only medium-sized cations
 
07.CB.40 Epsomite MgSO4•7(H2O) P 212121 2 2 2
 
07.CB.40 Goslarite ZnSO4•7(H2O) P 212121 2 2 2
 
07.CB.40 Morenosite NiSO4•7(H2O) P 212121 2 2 2
 

Other Goslarite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8, AmMin, v91, p221) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Goslarite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST

Search for Goslarite using:

Google
 
Web webmineral.com
[ALTAVISTA] [AOL] [All-The-Web] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Goslarite :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Desert Winds Gems and Minerals

Excalibur Minerals

Exceptional Minerals

Fabre Minerals

Heliodor

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Goslarite Mineral Data :

Ask about Goslarite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Espaņol

Print or Cut-and-Paste your Goslarite Specimen Label here :

Goslarite

ZnSO4•7(H2O)
Dana No: 29.06.11.02 Strunz No: 07.CB.40
Locality:

 

Notes: