Miersite  Mineral Data

Miersite Mineral Data

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


Dan Weinrich Fine Minerals
[Fine Minerals] [What's New] [Mineral Galleries] [My Collection] [Mineral Auctions]
Dan Weinrich Fine Minerals
Full-time professional mineral dealer with over 31 years experience in mineral collecting
And 15 years selling mineral specimens on the internet and at major mineral shows


General Miersite Information

Help on Chemical  Formula: Chemical Formula: (Ag,Cu)I
Help on Composition: Composition: Molecular Weight = 223.69 gm
   Copper   7.10 %  Cu    8.00 % Cu2O
   Silver  36.17 %  Ag   38.85 % Ag2O
   Iodine  56.73 %  I    56.73 % I
             -   %  I    -3.58 % -O=I2    
          ______        ______ 
          100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ag0.75Cu0.25I
Help on Environment: Environment: Forms a partial series with marshite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1898
Help on Locality: Locality: Broken Hill, New South Wales, Australia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Henry Alexander Miers (1848-1942), English mineralogist, Oxford University.
Help on Name Pronunciation: Name Pronunciation: Miersite Say MIERSITE
Help on Synonym: Synonym: ICSD 61542
  PDF 2-499
 

Miersite Image

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

Miersite

Comments: Translucent miersite crystals on matrix.
Location: Broken Hill, New South Wales, Australia. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Miersite Crystallography

Help on Cell Dimensions: Cell Dimensions: a = 6.504, Z = 4; V = 275.13 Den(Calc)= 5.40
Help on Crystal System: Crystal System: Isometric - HextetrahedralH-M Symbol (4 3m) Space Group: F43m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.23(1), 1.95(0.8), 2.28(0.8),
Click Here for Large Miersite Structure Window Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate

Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above


Hull S , Keen D A , Physical Review B , 59 (1999) p.750-761, Pressure-induced phase transitions in AgCl, AgBr, and AgI, Locality: synthetic, Sample: P = 0.0 GPa, Phase II

 

Physical Properties of Miersite

Help on Cleavage: Cleavage: {111} Good, {111} Good, {111} Good
Help on Color: Color: Greenish, Canary yellow, Light yellow.
Help on Density: Density: 5.64
Help on Diaphaneity: Diaphaneity: Transparent to subtranslucent
Help on Fracture: Fracture: Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments.
Help on Habit: Habit: Encrustations - Forms crust-like aggregates on matrix.
Help on Hardness: Hardness: 2.5-3 - Finger Nail-Calcite
Help on Luster: Luster: Adamantine
Help on Streak: Streak: greenish yellow
 

Optical Properties of Miersite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.044 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2222,KPDmeas= 0.2128,KC= 0.2128
Ncalc = 2.15 - 2.2
Help on Optical Data: Optical Data: Isotropic, n=2.2.
 

Calculated Properties of Miersite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.82 gm/cc
note: Specific Gravity of Miersite =5.64 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0
Boson Index = 1
Help on Photoelectric: Photoelectric: PEMiersite = 323.69 barns/electron
U=PEMiersite x rElectron Density=1,558.79 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Miersite is Not Radioactive
 

Miersite Classification

Help on  Dana Class: Dana Class: 09.01.07.02 (09)Anhydrous and Hydrated Halides
  (09.01)where A X
  (09.01.07)Nantokite Series
 
09.01.07.01 Nantokite CuCl F43m 4 3m
 
09.01.07.02 Miersite (Ag,Cu)I F43m 4 3m
 
09.01.07.03 Marshite CuI F43m 4 3m
Help on  Strunz Class: Strunz Class: 03.AA.05 03 - HALIDES
  03.A - Simple Halides, Without H2O
  03.AA -M:X = 1:1, 2:3, 3:5, etc.
 
03.AA.05 Marshite CuI F43m 4 3m
 
03.AA.05 Nantokite CuCl F43m 4 3m
 
03.AA.05 Miersite (Ag,Cu)I F43m 4 3m
 

Other Miersite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Ford32)
Help on See Also: See Also: Links to other databases for Miersite :
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 Miersite using:

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

Visit our Advertisers for Miersite :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Diamond Dan Publications

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 Miersite Mineral Data :

Ask about Miersite 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 Miersite Specimen Label here :

Miersite

(Ag,Cu)I
Dana No: 09.01.07.02 Strunz No: 03.AA.05
Locality:

 

Notes: