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NWA 14867 Mesosiderite meteorite endcut slice 9.9g showing silicate and metal matrix from Morocco.
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NWA 14867 Mesosiderite Meteorite Endcut Slice – 9.9g | Stony-Iron from Morocco

$55.00

Official Classification

NWA 14867 is officially classified as a Mesosiderite stony-iron meteorite, discovered in Eastern Morocco in 2022. Mesosiderites are rare meteorites composed of approximately equal portions of silicate minerals and metallic iron-nickel.

This specimen is from the officially recognized Northwest Africa 14867 (NWA 14867), classified as a Mesosiderite stony-iron meteorite in Meteoritical Bulletin No. 111 (2023), the authoritative database maintained by The Meteoritical Society and the Lunar and Planetary Institute. 

Mineralogical Composition

This specimen displays a dark brown interior with a mixed silicate-metal matrix. The silicate portion consists primarily of low-Ca and Ca-pyroxene along with calcic plagioclase. Sulfide-metal blebs are present within the pyroxene, while minor phases include silica, FeS, and merrillite.

The metallic component shows natural terrestrial alteration to iron oxides and hydroxides, typical for desert-recovered specimens.

Specimen Details

  • Meteorite Name: Northwest Africa 14867

  • Classification: Mesosiderite (Stony-Iron)

  • Discovery: Eastern Morocco, 2022

  • Type: Endcut 

  • Dimensions: 41 × 26 × 5 mm

  • Weight: 9.9 g

Includes Certificate of Authenticity (COA) referencing the official NWA 14867 classification in the Meteoritical Bulletin Database.


 

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