Zincocopiapite Mineral Data

[What's New] [Mineral Galleries] [About Us] [Contacts] [Login]
At AA Mineral Specimens, we source quality Mineral Specimens, Fossils, Gemstones,
Decorative Stones, Lapidary Material and Specimen Sets world-wide

General Zincocopiapite Information

Chemical Formula:

ZnFe+++4(SO4)6(OH)2•18(H2O)

Composition:

Molecular Weight = 1,223.45 gm

Zinc 5.34 % Zn 6.65 % ZnO

Iron 18.26 % Fe 26.11 % Fe₂O₃

Hydrogen 3.13 % H 27.98 % H₂O

Sulfur 15.73 % S 39.26 % SO₃

Oxygen 57.54 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

ZnFe³⁺₄(SO₄)₆(OH)₂•18(H₂O)

Environment:

Secondary mineral formed in the oxidation zone of a Pb-Zn deposit in a very arid climate.

IMA Status:

Approved IMA 1964

Locality:

Undisclosed Pb-Zn deposit [Xitieshan mine, south of Mt. Qilianshan, Chaidamu], Qinghai Province, China. Link to MinDat.org Location Data.

Name Origin:

Namrd for its dominant content of zinc and relation to copiapite.

Name Pronunciation:

Zincocopiapite + Pronunciation

Zincocopiapite Image

Images:

Zincocopiapite

Comments: Pale yellow zincocopiapite coating on quartz.
Location: Les Valettes, Valais, Switzerland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Zincocopiapite Crystallography

Axial Ratios:

a:b:c =0.4047:1:0.4008

Cell Dimensions:

a = 7.35, b = 18.16, c = 7.28, Z = 1; alpha = 93.833°, beta = 101.5°, gamma = 99.367° V = 937.40 Den(Calc)= 2.17

Crystal System:

Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 9.25(1), 6.12(0.8), 3.56(0.6),

Forms:

Mouse
Dbl Clk - Start-Stop Rotation
RMB - Cycle Display Modes
Drag1 - Manipulate Crystal
Drag2 - Resize
Keyboard
S - Stereo
I - Indicies
<space> - Start-Stop Rotation
F - Fit to Screen
M - Menu
Help on Above

Forms: ( 1 3 0) ( 1 3 0) ( 1 0 0) ( 0 0 1)

Warning: this large pop-up is very compute intensive and may not work well with some computers.

Physical Properties of Zincocopiapite

Cleavage:

{???} Perfect

Color:

Yellow green.

Density:

2.181

Diaphaneity:

Transparent to Translucent

Hardness:

2 - Gypsum

Luster:

Vitreous (Glassy)

Streak:

greenish yellow

Optical Properties of Zincocopiapite

Gladstone-Dale:

CI meas= 0.006 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.001 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2571,KPDmeas= 0.2558,KC= 0.2574
Ncalc = 1.56

Optical Data:

Biaxial (+), a=1.534, b=1.554, g=1.586, bire=0.0520, 2V(Calc)=80, 2V(Meas)=78.

Calculated Properties of Zincocopiapite

Electron Density:

Bulk Density (Electron Density)=2.20 gm/cc
note: Specific Gravity of Zincocopiapite =2.17 gm/cc.

Fermion Index:

Fermion Index = 0.0075225332
Boson Index = 0.9924774668

Photoelectric:

PE_{Zincocopiapite}= 8.81 barns/electron
U=PE_{Zincocopiapite} x rElectron Density= 19.37 barns/cc.

Radioactivity:

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

Zincocopiapite Classification

Dana Class:

31.10.05.06 (31)Hydrated Sulfates Containing Hydroxyl or Halogen

(31.10)miscellaneous

(31.10.05)Copiapite Group

31.10.05.01 Copiapite FeFe4(SO4)6(OH)2•20(H2O) P1 1

31.10.05.02 Magnesiocopiapite MgFe4(SO4)6(OH)2•20(H2O) P1 1

31.10.05.03 Cuprocopiapite CuFe4(SO4)6(OH)2•20(H2O) P1 1

31.10.05.04 Ferricopiapite Fe2/3Fe4(SO4)6(OH)2•20(H2O) P1 1

31.10.05.05 Calciocopiapite CaFe4(SO4)6(OH)2•19(H2O) P1 1

31.10.05.06 Zincocopiapite ZnFe4(SO4)6(OH)2•18(H2O) P1 1

31.10.05.07 Aluminocopiapite Al2/3Fe4(SO4)6O(OH)2•20(H2O) P1 1

Strunz Class:

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

07.D - Sulfates (selenates, etc.) with additional anions, with H2O

07.DB -With only medium-sized cations; insular octahedra and finite groups

07.DB.35 Aluminocopiapite Al2/3Fe4(SO4)6O(OH)2•20(H2O) P1 1

07.DB.35 Copiapite FeFe4(SO4)6(OH)2•20(H2O) P1 1

07.DB.35 Calciocopiapite CaFe4(SO4)6(OH)2•19(H2O) P1 1

07.DB.35 Cuprocopiapite CuFe4(SO4)6(OH)2•20(H2O) P1 1

07.DB.35 Ferricopiapite Fe2/3Fe4(SO4)6(OH)2•20(H2O) P1 1

07.DB.35 Magnesiocopiapite MgFe4(SO4)6(OH)2•20(H2O) P1 1

07.DB.35 Zincocopiapite ZnFe4(SO4)6(OH)2•18(H2O) P1 1

Other Zincocopiapite Information

References:

NAME( AntBidBlaNic5) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Zincocopiapite :
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

Search for Zincocopiapite using:

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

Visit our Advertisers for Zincocopiapite :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Desert Winds Gems and Minerals

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Zincocopiapite Mineral Data :

Ask about Zincocopiapite 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 Español

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

Zincocopiapite

ZnFe+++4(SO4)6(OH)2•18(H2O)
Dana No: 31.10.05.06 Strunz No: 07.DB.35
Locality:

Notes: