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Ammonia-niter

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Formula:
NH4NO3
Crystal System:
Orthorhombic
Name:
In allusion to its composition, being an AMMONIum NITrate.
Remains to be verified as occurring in nature.


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Optical Data of Ammonia-niterHide

Type:
Biaxial (-)

Chemical Properties of Ammonia-niterHide

Formula:
NH4NO3

Crystallography of Ammonia-niterHide

Crystal System:
Orthorhombic
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:
Pmmn
Cell Parameters:
a = 4.93 Å, b = 5.44 Å, c = 5.73 Å
Ratio:
a:b:c = 0.906 : 1 : 1.053
Unit Cell V:
153.67 ų (Calculated from Unit Cell)

Synonyms of Ammonia-niterHide

Other InformationHide

Notes:
Very soluble in water. Stable form in the range of -18° to 32.2°C.

There are 1 high-pressure and 5 low-pressure polymorphs.
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Ammonia-niterHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Shepard (1857) American Journal of Science: 24: 124 (as Nitrammite).
Winchell, A. (1931) The Microscopic Characters of Artificial Inorganic Solid Substances or Artificial Minerals. Second edition, 403 pp., New York and London: 209.
Hendricks, Posnjak, and Merwin (1932) Journal of the American Chemical Society: 54: 2766.
West (1932) Journal of the American Chemical Society: 54: 2256.
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged: 305.

Internet Links for Ammonia-niterHide

Localities for Ammonia-niterHide

ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Czech Republic
 
  • Ústí Region
    • Děčín (Tetschen)
Varilová, Z., Prikryl, R., & Cílek, V. (2011). Erratum to: Pravcice Rock Arch (Bohemian Switzerland National Park, Czech Republic) deterioration due to natural and anthropogenic weathering. Environmental Earth Sciences, 64(4), 1191.
USA
 
  • Tennessee
    • Marion Co.
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 305.
Mineral and/or Locality  
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