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Nierite
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| Formula: |
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| System: | Trigonal | Lustre: | Adamantine | |||||||||
| Hardness: | 9 | |||||||||||
| Name: | For A. O. Nier (1912-1994), who was responsible for the now accepted measurement of the atmospheric N-isotope composition. | |||||||||||
A very rare natural nitride.
Synthetic silicon nitride is a very important high-performance ceramic.
Classification of Nierite | |||||||||||||
| IMA status: | Approved | ||||||||||||
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| Strunz 8th edition ID: | 1/A.10-45 | ||||||||||||
| Nickel-Strunz 10th (pending) edition ID: | 1.DB.05 1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides) D : Nonmetallic Carbides and Nitrides B : Nonmetallic nitrides | ||||||||||||
| Dana 7th edition ID: | 1.3.9.1 | ||||||||||||
| Dana 8th edition ID: | 1.3.10.1 1 : NATIVE ELEMENTS AND ALLOYS 3 : Semi-metals and non-metals | ||||||||||||
| mindat.org URL: | http://www.mindat.org/min-7193.html Please feel free to link to this page. | ||||||||||||
Type Occurrence of Nierite | |||||||||||||
| Type Locality: | Indarch meteorite (Elizabethpol; Gindorcha; Glindorcha; Indarh; Indarkh; Schuscha; Suscha [NHM cat.]), Shusha, Naxçıvan District (Naxcivan; Nakhichevan), Azerbaijan | ||||||||||||
Physical Properties of Nierite | |||||||||||||
| Lustre: | Adamantine | ||||||||||||
| Hardness (Mohs): | 9 | ||||||||||||
Crystallography of Nierite | |||||||||||||
| Crystal System: | Trigonal | ||||||||||||
Optical Data of Nierite | |||||||||||||
| Type: | Uniaxial (-) | ||||||||||||
| RI values: | nω = 2.030 nε = 2.020 | ||||||||||||
| Maximum Birefringence: | δ = 0.010 Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration. | ||||||||||||
| Surface Relief: | Very High | ||||||||||||
Chemical Properties of Nierite | |||||||||||||
| Formula: |
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| Essential elements: | N, Si | ||||||||||||
| All elements listed in formula: | N, Si | ||||||||||||
Relationship of Nierite to other Species | |||||||||||||
| Related Minerals - Nickel-Strunz Grouping): - + |
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Other Names for Nierite | |||||||||||||
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Other Information | |||||||||||||
| Health Warning: | No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care. | ||||||||||||
References for Nierite | |||||||||||||
| Reference List: - + | American Mineralogist (1996): 81: 251. Mineralogical Record: 27: 118-119. Meteoritics: 30: 387-398. | ||||||||||||
Internet Links for Nierite | |||||||||||||
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Localities for Nierite | |||||||||||||
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The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the
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The symbol next to localities in the list
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(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
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