Zincmelanterite Mineral Data (original) (raw)

General Zincmelanterite Information

Help on Chemical Formula: Chemical Formula:

(Zn,Cu,Fe++)SO4•7(H2O)

Help on Composition: Composition:

Molecular Weight = 286.05 gm

Zinc 13.72 % Zn 17.07 % ZnO

Iron 1.95 % Fe 2.51 % FeO

Copper 6.66 % Cu 8.34 % CuO

Hydrogen 4.93 % H 44.09 % H2O

Sulfur 11.21 % S 27.99 % SO3

Oxygen 61.52 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

Zn0.6Cu0.3Fe2+0.1(SO4)•7(H2O)

Help on Environment: Environment:

Oxidation zone of pyritic ore deposits.

Help on IMA Status: IMA Status:

Valid Species (Pre-IMA) 1920

Help on Locality: Locality:

Good Hope and Vulcan mines, Vulcan, Gunnison Co., Colorado, USA. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named as the zinc-dominant member of the melanterite group.

Help on Synonym: Synonym:

Zinc-melanterite - Renamed Zincmelanterite by Mineralogical Record, v39 (2008), p131

Zincmelanterite Image

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Zincmelanterite Crystallography

Help on Axial Ratios: Axial Ratios:

a:b:c =2.1582:1:1.6943

Help on Cell Dimensions: Cell Dimensions:

a = 14.05, b = 6.51, c = 11.03, Z = 4; beta = 105.51° V = 972.13 Den(Calc)= 1.95

Help on Crystal System: Crystal System:

Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/c

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 4.88(1), 3.77(0.7), 4.82(0.45),

Physical Properties of Zincmelanterite

Help on Cleavage: Cleavage:

{???} Perfect, {???} Distinct

Help on Color: Color:

Green, Yellowish green, Apple green.

Help on Density: Density:

2.02

Help on Diaphaneity: Diaphaneity:

Transparent to Translucent

Help on Hardness: Hardness:

2 - Gypsum

Help on Luminescence: Luminescence:

Non-fluorescent.

Help on Luster: Luster:

Vitreous (Glassy)

Optical Properties of Zincmelanterite

Help on Gladstone-Dale: Gladstone-Dale:

CI meas= 0.024 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= -0.011 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2481,KPDmeas= 0.2395,KC= 0.2453
Ncalc = 1.48 - 1.5

Help on Optical Data: Optical Data:

Biaxial (+), a=1.477-1.479, b=1.483-1.487, g=1.488-1.489, bire=0.0100-0.0110

Calculated Properties of Zincmelanterite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=2.01 gm/cc
note: Specific Gravity of Zincmelanterite =1.95 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.0071807592
Boson Index = 0.9928192408

Help on Photoelectric: Photoelectric:

PEZincmelanterite = 10.47 barns/electron
U=PEZincmelanterite x rElectron Density= 21.02 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Zincmelanterite is Not Radioactive

Zincmelanterite Classification

Help on Dana Class: Dana Class:

29.06.10.03 (29)Hydrated Acid and Sulfates

(29.06)where A XO4 � x(H2O)

(29.06.10)Melanterite Group (Heptahydrates, Monoclinic: P21/c)

29.06.10.01 Melanterite FeSO4•7(H2O) P 21/c 2/m

29.06.10.02 Boothite CuSO4•7(H2O) P 21/c 2/m

29.06.10.03 Zincmelanterite (Zn,Cu,Fe)SO4•7(H2O) P 21/c 2/m

29.06.10.04 Bieberite CoSO4•7(H2O) P 21/c 2/m

29.06.10.05 Mallardite MnSO4•7(H2O) P 21/c 2/m

29.06.10.06 Alpersite! (Mg,Cu)SO4•7H2O P 21/c 2/m

Help on Strunz Class: Strunz Class:

07.CB.35 07 - SULFATES (SELENATES, TELLURATES)

07.C - Sulfates (selenates, etc.) without Additional Anions, with H2O

07.CB -With only medium-sized cations

07.CB.35 Bieberite CoSO4•7(H2O) P 21/c 2/m

07.CB.35 Boothite CuSO4•7(H2O) P 21/c 2/m

07.CB.35 Mallardite MnSO4•7(H2O) P 21/c 2/m

07.CB.35 Melanterite FeSO4•7(H2O) P 21/c 2/m

07.CB.35 Zincmelanterite (Zn,Cu,Fe)SO4•7(H2O) P 21/c 2/m

07.CB.35 Alpersite! (Mg,Cu)SO4•7H2O P 21/c 2/m

Other Zincmelanterite Information

Help on References: References:

NAME( AntBidBlaNic5) 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 Zincmelanterite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

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

Zincmelanterite

(Zn,Cu,Fe++)SO4•7(H2O)
Dana No: 29.06.10.03 Strunz No: 07.CB.35
Locality:

Notes: