Guanine Mineral Data + 
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- 50.4.5.1 Guanine C5H3(NH2)N4O P 21/n 2/m
- IX/D.01-10 Urea CO(NH2)2 P 421m 4 2m
- IX/D.01-20 Acetamide CO(CH3)(NH2) R 3c 3m
- IX/D.01-25 Tinnunculite* C10H12N6O8(?) Unk Ortho
- IX/D.01-30 Kladnoite C6H4(CO)2NH P 21/n 2/m
- IX/D.01-40 Uricite C5H4N4O3 P 21/a 2/m
- IX/D.01-50 Guanine C5H3(NH2)N4O P 21/n 2/m
General Guanine Information |
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 Chemical Formula: |
C5H3(NH2)N4O | ||
| Composition: |
Molecular Weight = 151.13 gm | ||
| Hydrogen 3.33 % H | |||
| Carbon 39.74 % C | |||
| Nitrogen 46.34 % N | |||
| Oxygen 10.59 % O | |||
| ______ | |||
| 100.00 % | |||
| Empirical Formula: |
C5H5N5O | ||
| IMA Status: |
Valid Species (Pre-IMA) 1844 | ||
| Locality: |
Link to MinDat.org Location Data. | ||
Search for Guanine Images | |||
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Images:
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Guanine Crystallography |
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| Axial Ratios: |
a:b:c =1.464:1:0.3232 | ||
| Cell Dimensions: |
a = 16.51, b = 11.277, c = 3.645, Z = 4; beta = 96.8° V = 673.86 Den(Calc)= 1.49 | ||
| Crystal System: |
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/n | ||
| X Ray Diffraction: |
By Intensity(I/Io): 3.22(1), 6.32(0.7), 3.53(0.5), | ||
Physical Properties of Guanine |
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| Color: |
White. | ||
| Density: |
1.485 | ||
| Hardness: |
1-2 - Between Talc and Gypsum | ||
| Streak: |
white | ||
Calculated Properties of Guanine |
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| Electron Density: |
relectron=1.54 gm/cc |
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| Fermion Index |
Fermion Index = 0.46611 Boson Index = 0.53389 |
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| Photoelectric: |
PEGuanine = 0.23 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Guanine is Not Radioactive |
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Guanine Classification |
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| Dana Class: |
50.4.5.1 (50)Salts of Organic Acids | ||
| (50.4)with miscellaneous formulae | |||
| (50.4.5)Dana Group | |||
| Strunz Class: |
IX/D.01-50 IX - Organic compunds | ||
| IX/D - Compounds with N, C and water | |||
| IX/D.01 - Urea - Guanine series | |||
Other Guanine Information |
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| References: |
PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) | ||
| See Also: |
Links to other databases for Guanine : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 -École des Mines de Paris Search for Guanine using: Visit our Advertisers for Guanine : Translate Guanine Mineral Data : Ask about Guanine here : Print or Cut-and-Paste your Guanine Specimen Label here :
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