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| Reggane 005 | |||||||||||||||||||||||||||||||||||||
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| Basic information | Name: Reggane 005 This is an OFFICIAL meteorite name. Abbreviation: There is no official abbreviation for this meteorite. Observed fall: No Year found: 2023 Country: Algeria Mass:  3.57 kg | ||||||||||||||||||||||||||||||||||||
| Classification history: |
This is 1 of 203 approved meteorites classified as CK5. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites | ||||||||||||||||||||||||||||||||||||
| Comments: | Approved 7 May 2023 | ||||||||||||||||||||||||||||||||||||
| Writeup |
Writeup from MB 112:
Reggane 005 26°38’44.41"N, 01°02’52.53"E Tamanghasset, Algeria Find: 2022 Dec 28 Classification: Carbonaceous chondrite (CK5) History: The meteorite was found on December 28, 2022 in Algeria and donated to the main mass holder by Mr. J. Z. Sidi, Spain. Physical characteristics: Seven fragments largely covered with fusion crust. Petrography: The meteorite displays a dark grayish interior and consists of sparse, well separated chondrules (apparent mean diameter about 800 µm) set in abundant recrystallized matrix dominated by ferroan Ni-bearing olivine. Minor phases are low-Ca pyroxene, Ca-pyroxene, intermediate plagioclase, pentlandite, and FeS. Cr-rich magnetite is abundant; no metal detected. Geochemistry: olivine: Fa31.0±0.2 (Fa30.7-31.3, FeO/MnO=112±9; NiO=0.55±0.07 wt%, n=10); low-Ca pyroxene: Fs27.2±0.2Wo0.7±0.1 (Fs26.9-27.6Wo0.5-0.8, n=7); diopside: Fs9.2±0.2Wo45.5±0.2 (Fs8.7-9.5Wo45.2-45.7, n=7); feldspar: An21.3-31.5Ab65.4-71.8Or3.2-7.1, n=7; magnetite contains 4.68±0.20 wt% Cr2O3, n=4 | ||||||||||||||||||||||||||||||||||||
| Data from: MB112 Table 0 Line 0: |
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| Institutions and collections |
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011) |
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| Catalogs: |
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| References: | Published in Meteoritical Bulletin, no. 112, in preparation (2023)
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Geography:
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Statistics: This is 1 of 422 approved meteorites from Tamanghasset, Algeria (plus 2 unapproved names) (plus 2 impact craters) This is 1 of 1277 approved meteorites from Algeria (plus 29 unapproved names) (plus 4 impact craters) | ||||||||||||||||||||||||||||||||||||
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