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The never-ending discovery of Meteorites, brought to you by {name}

Francesco Moser

Gourara 004        29°34’02.36’’N, 02°22’19.75’’E

Ghardaia, Algeria

Find: 2024 Jun 10

Classification: HED achondrite (Eucrite)

 History: Many fresh pieces were found by a meteorite hunting group on June 10, 2024, in Algeria. The material was later sold from Feidalah Said to Mohamed Ali Loud.

 Physical characteristics: Many grayish fragments largely covered with fusion crust.

 Petrography: Brecciated basalt composed of up to 1 cm sized angluar to subrounded bulk rock clasts in fine-grained clastic matrix of related material. Clasts show intersertal textures and are predominatly composed of up to 700 µm sized compositionally zoned and finely exsolved pyroxenes plus often lath-shaped calcic plagioclase. Minor phases include silica, chromite, ilmenite, FeS, and Ni-free metallic iron.

 Geochemistry: zoned low-Ca pyroxene: Fs43.9±7.9Wo7.3±1.0 (Fs36.7-54.6Wo5.5-8.8, FeO/MnO=25-31, n=7); augite exsolutions: Fs27.9±0.8Wo41.4±0.7 (Fs26.9-28.8Wo39.9-42.2, FeO/MnO=27-29, n=7); calcic plagioclase: An85.3±1.7 (An84.0-89.2, n=7)
 
 Shock stage:	low
 Weathering grade:	moderate
 Classifier: A. Greshake, MNB

 This lot comes with certificate of authenticity. 
 Thanks for your interest. 

Ghardaia, Algeria

Meteorite Gourara 004 HED, Eucrite - 4.2 g - (1)

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Paleogene, Eocene (56 - 33.9 million years)

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Paleogene, Oligocene (33.9 - 23.03 million years)

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Meteorite Gourara 004 HED, Eucrite - 4.2 g - (1)

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