Meteorite, L-melt rock, based on texture and mineral chemistry of chondritic relics. NWA 18599, type 4-7. No reserve price. - 55.23 g - (1)
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Northwest Africa 18599, an L-melt rock meteorite from Algeria, weighing 55.23 g, classified as an ordinary chondrite melt rock based on texture and chondritic relicts, with a certificate of authenticity.
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Description from the seller
Northwest Africa 18599 (NWA 18599)
Algeria
Purchased: 2025
Classification: Ordinary chondrite (L, melt rock)
History: In 2025, Mohamed Ali Loud bought this material from a meteorite dealer in Algeria.
Petrography: (K. Metzler, IfP) Clast-poor melt rock consisting of a crystallized melt with few embedded chondritic relicts. The former consists of tiny olivine and low-Ca pyroxene grains with interstitial glass. Accessories are Fe-Ni metal and troilite, both of which are heavily terrestrially altered.
Geochemistry: Mineral compositions and geochemistry: Mean composition of chondritic relicts: olivine Fa25.4±0.7 (Fa25.1-25.7; n=11); Low-Ca pyroxene Fs21.4±0.4Wo2.1±1.1 (Fs20.9-22.5Wo1.2-4.8; n=12).
Classification: L-melt rock, based on texture and mineral chemistry of chondritic relicts.
Shock stage: C-S3
Weathering grade: hyigh
Classifier: K. Metzler, IfP.
This lot has no reserve price and comes with its certificate of authenticity.
Thanks for your interest.
Northwest Africa 18599 (NWA 18599)
Algeria
Purchased: 2025
Classification: Ordinary chondrite (L, melt rock)
History: In 2025, Mohamed Ali Loud bought this material from a meteorite dealer in Algeria.
Petrography: (K. Metzler, IfP) Clast-poor melt rock consisting of a crystallized melt with few embedded chondritic relicts. The former consists of tiny olivine and low-Ca pyroxene grains with interstitial glass. Accessories are Fe-Ni metal and troilite, both of which are heavily terrestrially altered.
Geochemistry: Mineral compositions and geochemistry: Mean composition of chondritic relicts: olivine Fa25.4±0.7 (Fa25.1-25.7; n=11); Low-Ca pyroxene Fs21.4±0.4Wo2.1±1.1 (Fs20.9-22.5Wo1.2-4.8; n=12).
Classification: L-melt rock, based on texture and mineral chemistry of chondritic relicts.
Shock stage: C-S3
Weathering grade: hyigh
Classifier: K. Metzler, IfP.
This lot has no reserve price and comes with its certificate of authenticity.
Thanks for your interest.
Details
Number of objects
1
Name of meteorite
Meteorite, L-melt rock, based on texture and mineral chemistry of chondritic relics.
Type of meteorite
NWA 18599, type 4-7. No reserve price.
Weight
55.23 g
Origin (region/city)
NWA
Country of origin
Algeria
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