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Amber Mineral Data

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General Amber Information

Help on Chemical  Formula: Chemical Formula: [C,H,O]
Help on Composition: Composition: Molecular Weight = 180.29 gm
   Hydrogen  11.18 %  H    99.92 % H2O
   Carbon    79.94 %  C
   Oxygen     8.87 %  O
            ______        ______ 
            100.00 %       99.92 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: C12H20O
Help on Environment: Environment: Fossilized tree resin which is insoluble in common organic solvents. Gives an aromatic odor when burned (Plastic imitations do not).
Help on IMA Status: IMA Status: Not Approved IMA
Help on Locality: Locality: Gdansk, Shores of the Baltic Sea, Poland. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: The name is for the yellow-orange-brown color.
Help on Synonym: Synonym: Bernstein
  Xyloretinite - C10H17O

Amber Image

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Comments: Rectangular specimen of dark, transparent amber with a large spider entombed inside.
Location: Bitterfeld, Saxony, Germany. Scale: 14x10x10 mm.
© John Betts - Fine Minerals

Amber Crystallography

Help on Crystal System: Crystal System: Amorphous- No Crystals

Physical Properties of Amber

Help on Cleavage: Cleavage: None
Help on Color: Color: Yellow, Brown, Colorless, Brownish red.
Help on Density: Density: 1.05 - 1.15, Average = 1.1
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Help on Habit: Habit: Nodular - Tuberose forms having irregular protuberances over the surface.
Help on Habit: Habit: Pulverulent - Forms a loose, poorly-coherent powdery mass.
Help on Hardness: Hardness: 2-2.5 - Gypsum-Finger Nail
Help on Luminescence: Luminescence: Fluorescent.
Help on Luster: Luster: Resinous
Help on Streak: Streak: white

Optical Properties of Amber

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.445 (Poor) - where the CI = (1-KPDmeas/KC)
KPDmeas= 0.4909,KC= 0.3397
Ncalc = 1.36 - 1.39
Help on Optical Data: Optical Data: Isotropic, n=1.54.

Calculated Properties of Amber

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=1.22 gm/cc
note: Specific Gravity of Amber =1.10 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0088532573
Boson Index = 0.9911467427
Help on Photoelectric: Photoelectric: PEAmber = 0.15 barns/electron
U=PEAmber x rElectron Density= 0.18 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Amber is Not Radioactive

Amber Classification

Help on  Dana Class: Dana Class: (50)Organic Minerals
  (50.00)Without Dana Classification Numbers
  (50.00.00)Organic Amber* [C,H,O] None Tinnunculite* C10H12N6O8(?) Unk Ortho
Help on  Strunz Class: Strunz Class: 10.C 10 - ORGANIC COMPOUNDS
  10.C - Miscellaneous Organic Minerals
  10.C -
10.C Amber* [C,H,O] None

Other Amber Information

Help on References: References: NAME( Athena)
Help on See Also: See Also: Links to other databases for Amber :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - GeoScienceWorld
5 - Google Images
6 - Google Scholar
7 - MinDAT
8 - Mineralienatlas (Deutsch)
9 - Online Mineral Museum
10 - Philatelic Mineralogy
11 - QUT Mineral Atlas
12 - Ruff.Info
13 - Scandinavian mineral gallery
14 - Tradeshop.com - The Rainbow of Gems

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Dana No: Strunz No: 10.C





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