Mineralogy Database

Guanine Mineral Data

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General Guanine Information

Help on Chemical  Formula: Chemical Formula: C5H3(NH2)N4O
Help on Composition: Composition: Molecular Weight = 151.13 gm
   Hydrogen   3.33 %  H
   Carbon    39.74 %  C
   Nitrogen  46.34 %  N
   Oxygen    10.59 %  O
            ______ 
            100.00 % 
Help on Empirical Formula: Empirical Formula: C5H5N5O
Help on Environment: Environment: In guano derived from seabirds and formed as a reaction to bat guano and urine with limestone in the cave.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1844
Help on Locality: Locality: North Chincha Isalnd, Peru and Murra-el-elevyn cave, Cockabiddy Nullabor Plani WA, Australia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Namd for its derivation from and association with guano.
Help on Name Pronunciation: Name Pronunciation: Guanine Say GUANINE
 

Guanine Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.464:1:0.3232
Help on Cell Dimensions: Cell Dimensions: a = 16.51, b = 11.277, c = 3.645, Z = 4; beta = 96.8° V = 673.86 Den(Calc)= 1.49
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/n
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.22(1), 6.32(0.7), 3.53(0.5),
 

Physical Properties of Guanine

Help on Color: Color: White.
Help on Density: Density: 1.485
Help on Hardness: Hardness: 1-2 - Between Talc and Gypsum
Help on Streak: Streak: white
 

Calculated Properties of Guanine

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=1.54 gm/cc
note: Specific Gravity of Guanine =1.49 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.46
Boson Index = 0.54
Help on Photoelectric: Photoelectric: PEGuanine = 0.23 barns/electron
U=PEGuanine x rElectron Density= 0.35 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Guanine is Not Radioactive
 

Guanine Classification

Help on  Dana Class: Dana Class: 50.04.05.01 (50)Salts of Organic Acids
  (50.04)with miscellaneous formulae
  (50.04.05)Dana Group
 
50.04.05.01 Guanine C5H3(NH2)N4O P 21/n 2/m
Help on  Strunz Class: Strunz Class: 10.CA.30 10 - ORGANIC COMPOUNDS
  10.C - Miscellaneous Organic Minerals
  10.CA -Miscellaneous Organic Materials
 
10.CA.30 Guanine C5H3(NH2)N4O P 21/n 2/m
 
10.CA.30 Tinnunculite* C10H12N6O8(?) Unk Ortho
 

Other Guanine Information

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

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

Guanine

C5H3(NH2)N4O
Dana No: 50.04.05.01 Strunz No: 10.CA.30
Locality:

 

Notes: