| MetSoc Home Publications Contacts |
|
||
|
||
| Northwest Africa 13763 | |||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Basic information | Name: Northwest Africa 13763 This is an OFFICIAL meteorite name. Abbreviation: NWA 13763 Observed fall: No Year found: 2019 Country: Morocco Mass:  119 g | ||||||||||||||||||||||||||||
| Classification history: |
This is 1 of 300 approved meteorites (plus 2 unapproved names) classified as Martian (Shergottite). [show all] Search for other: Martian meteorites | ||||||||||||||||||||||||||||
| Comments: | Approved 13 Mar 2021 | ||||||||||||||||||||||||||||
| Writeup |
Writeup from MB 110:
Northwest Africa 13763 (NWA 13763) Agadir, Morocco Purchased: Jun 2019 Classification: Martian meteorite (Shergottite) History: The meteorite was purchased by Ziyao Wang from Fayssal Mezgouri in Agadir, Morocco, Jun 2019. Physical characteristics: The specimen has an irregular shape with dark color. It has no fusion crust, but with a lot of shallow pits on the surface. The cut is gray in color, and the glassy maskelynite grains and some dark shock pockets are present. Petrography: Petrology (H.Chen and B. Miao, GUT): It has a sub-ophitic to gabbro texture composed predominantly of zoned prismatic pyroxene and lath-like maskelynite together with accessary ilmenite, silica polymorphs, troilite, apatite. Some shock pockets containing symplectite intergrowths of fayalite-silica-hedenbergite are present. Geochemistry (H.Chen and B. Miao, GUT): Low-Ca pyroxene cores (Fs16.6-17.0Wo1.0-1.2, FeO/MnO=24-25, N=9), ferropigeonite (Fs54.5-84.7Wo11.5-19.0, FeO/MnO=40-47, N=14), maskelynite (An41.6-52.8Or0.7-2.8, N=12) Classification: Martian (shergottite) Specimens: 26 g including one polished thin section at GUT, remainder with Ziyao Wang. | ||||||||||||||||||||||||||||
| Data from: MB110 Table 0 Line 0: |
|
||||||||||||||||||||||||||||
| Institutions and collections |
GUT: College of Earth Sciences, Guilin University of Technology, 12 Jiangan Road, Guilin 541004, China (institutional address; updated 18 Oct 2012) |
||||||||||||||||||||||||||||
| Catalogs: |
| ||||||||||||||||||||||||||||
| References: | Published in Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
| ||||||||||||||||||||||||||||
| Photos: |
| ||||||||||||||||||||||||||||
Geography:
|
Statistics: This is the only approved meteorite from Agadir, Morocco This is 1 of 2003 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater) | ||||||||||||||||||||||||||||