Damiaoite Mineral Data (original) (raw)

General Damiaoite Information

Help on Chemical Formula: Chemical Formula:

PtIn2

Help on Composition: Composition:

Molecular Weight = 424.72 gm

Indium 54.07 % In

Platinum 45.93 % Pt

______

100.00 %

Help on Empirical Formula: Empirical Formula:

PtIn2

Help on Environment: Environment:

In a cobalt-copper-platinum bearing vein in garnet-amphibole pyroxenite.

Help on IMA Status: IMA Status:

Approved IMA 1997 (Dana # Added)

Help on Locality: Locality:

Near the village of Damiao and the Yixun River, about 370 km N of Beijing, People's Republic of China. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

For its locality.

Help on Name Pronunciation: Name Pronunciation:

Damiaoite + Pronunciation Say DAMIAOITE

Help on Synonym: Synonym:

ICSD 56259

IMA1995-041

PDF 50-1616

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Damiaoite Crystallography

Help on Cell Dimensions: Cell Dimensions:

a = 6.364, Z = 4; V = 257.75 Den(Calc)= 10.94

Help on Crystal System: Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F m3m

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 2.25(1), 1.299(0.8), 1.92(0.6),

Click Here for Large Damiaoite Structure Window Crystal Structure:

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| | Wyckoff R W G , Crystal Structures , 1 (1963) p.239-444, Second edition. Interscience Publishers, New York, New York, Fluorite structure View Additional jPOWD Structure files for Damiaoite [1] | | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Damiaoite

Help on Cleavage: Cleavage:

None

Help on Color: Color:

Bright white.

Help on Density: Density:

10.95

Help on Diaphaneity: Diaphaneity:

Opaque

Help on Habit: Habit:

Globular - Spherical, or nearly so, rounded forms (e.g. wavellite).

Help on Hardness: Hardness:

5 - Apatite

Help on Luster: Luster:

Metallic

Help on Streak: Streak:

black

Optical Properties of Damiaoite

Help on RL Color: RL Color:

Bright white with a yellowish tint.

Help on Reflectivity Reflectivity

Standardized Intensity (100%) Reflection Spectra of Damiaoite in Air

λ R ∑ R(λ)
470 nm 49.30
550 nm 60.60
590 nm 68.50
650 nm 80.10

Calculated Relative Intensity Colors of Damiaoite in Air

RelativeIntensity 0% 20% 40% 60% 80% 100% 120% 140% 160% 180%
R

Calculated Properties of Damiaoite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=9.07 gm/cc
note: Specific Gravity of Damiaoite =10.9 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.15
Boson Index = 0.85

Help on Photoelectric: Photoelectric:

PEDamiaoite = 887.08 barns/electron
U=PEDamiaoite x rElectron Density=8,043.05 barns/cc.

Help on Radioactivity: Radioactivity:

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

Damiaoite Classification

Help on Dana Class: Dana Class:

01.02.12.01 (01)Native Elements

(01.02)with platinum group metals and alloys

(01.02.12)Dana Group

01.02.12.01 Damiaoite! PtIn2 F m3m 4/m 3 2/m

Help on Strunz Class: Strunz Class:

01.AG.55 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)

01.A - Metals and Intermetallic Alloys

01.AG -PGE-metal alloys

01.AG.55 Damiaoite! PtIn2 F m3m 4/m 3 2/m

Other Damiaoite Information

Help on References: References:

NAME( MinRec) PHYS. PROP.(Am.Min.,Vol.83,p653,1998) OPTIC PROP.(MinRec, v 29, p 468)

Help on See Also: See Also:

Links to other databases for Damiaoite :
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 Damiaoite Specimen Label here :

Damiaoite

PtIn2
Dana No: 01.02.12.01 Strunz No: 01.AG.55
Locality:

Notes: