Mineralogy Database

Terlinguaite Mineral Data

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General Terlinguaite Information

Help on Chemical  Formula: Chemical Formula: Hg+Hg++ClO
Help on Composition: Composition: Molecular Weight = 452.63 gm
   Mercury   88.63 %  Hg   46.08 % Hg2O / 47.85 % HgO
   Chlorine   7.83 %  Cl    7.83 % Cl
               -   %   Cl   -1.77 % -O=Cl2   
   Oxygen     3.53 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: HgHgClO
Help on Environment: Environment: Oxidized portions of mercury deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1900
Help on Locality: Locality: Terlingua, Brewster Co., Texas, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its locality.
Help on Name Pronunciation: Name Pronunciation: Terlinguaite + Pronunciation Say TERLINGUAITE
Help on Synonym: Synonym: ICSD 65483
  PDF 25-559
 

Terlinguaite Image

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  Terlinguaite

Comments: Beige, massive granular crystals of terlinguaite on pink calcite.
Location: Mariposa mine, Terlingua, Terlingua district, Brewster Co., Texas, USA. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Terlinguaite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =2.0321:1:1.6057
Help on Cell Dimensions: Cell Dimensions: a = 12.01, b = 5.91, c = 9.49, Z = 8; beta = 106° V = 647.50 Den(Calc)= 9.29
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.51(1), 3.26(1), 2.81(0.6),
Help on Forms: 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 0 1) ( 1 0 3) ( 3 1 0) ( 2 0 1) ( 1 0 0) ( 1 1 2) ( 0 0 1)

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Physical Properties of Terlinguaite

Help on Cleavage: Cleavage: {101} Perfect
Help on Color: Color: Yellow, Greenish yellow, Brown, Olive green.
Help on Density: Density: 8.7
Help on Diaphaneity: Diaphaneity: Transparent to translucent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Habit: Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Help on Habit: Habit: Striated - Parallel lines on crystal surface or cleavage face.
Help on Hardness: Hardness: 2-3 - Gypsum-Calcite
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Adamantine
Help on Magnetism: Magnetism: Nonmagnetic
Help on Streak: Streak: light yellow
 

Optical Properties of Terlinguaite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.188 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.113 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1668,KPDmeas= 0.1782,KC= 0.15
Ncalc = 2.3 - 2.39
Help on Optical Data: Optical Data: Biaxial (-), a=2.35, b=2.64, g=2.66, bire=0.3100, 2V(Calc)=26, 2V(Meas)=20. Dispersion relatively strong.
 

Calculated Properties of Terlinguaite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=7.59 gm/cc
note: Specific Gravity of Terlinguaite =9.29 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.26
Boson Index = 0.74
Help on Photoelectric: Photoelectric: PETerlinguaite =1,535.30 barns/electron
U=PETerlinguaite x rElectron Density=11659.09 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Terlinguaite is Not Radioactive
 

Terlinguaite Classification

Help on  Dana Class: Dana Class: 10.04.02.01 (10)Oxyhalides and Hydroxyhalides
  (10.04)where (A)2 (O,OH) Xq
  (10.04.02)Terlinguaite Group
 
10.04.02.01 Terlinguaite HgHgClO C 2/c 2/m
 
10.04.02.02 Aurivilliusite! HgHgOI C 2/m 2/m
Help on  Strunz Class: Strunz Class: 03.DD.20 03 - HALIDES
  03.D - Oxyhalides, Hydroxyhalides and Related Double Halides
  03.DD -With Hg
 
03.DD.20 Terlinguaite HgHgClO C 2/c 2/m
 

Other Terlinguaite Information

Help on References: References: NAME( Ford32) 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 Terlinguaite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST

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

Terlinguaite

Hg+Hg++ClO
Dana No: 10.04.02.01 Strunz No: 03.DD.20
Locality:

 

Notes:

 

 
   
 


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