NWA 12893 L6-S3-W2 Melt Breccia Chondrite Exclusive More than Half Part of The Main Mass - 37.47 g

TYPE: NWA 12893 L6-S3-W2 Melt Breccia Chondrite LOCATION Mauritania, Northwest Africa FORMATION L6-S3-W2 Melt Breccia Chondrite SIZE 52. 4 mm • 2. 06 in WEIGHT 37. 47 g • 1. 32 oz REF. 09183 Beautiful example of 37. 47g of this type of Melt Breccia Chondrite L6, named as NWA 12893 SPECIMEN PROVIDED BY THE ORIGINAL CLASSIFIER D. Sheikh, FSU Only 56. 1g Main mass. Exclusive specimen : More than Half Part of The Main Mass. The authenticity of this specimen is guaranteed by the geologist Juan Avilés Poblador, member of International Meteorite Collectors Association (IMCA 5681) . Northwest Africa 12893 Basic information\t. Name: Northwest Africa 12893 This is an OFFICIAL meteorite name. Abbreviation: NWA 12893 Observed fall: No Year found: 2018 Country: Mauritania Mass: help 56. 1 g Classification history: \t Recommended: \t\t\t. L6-melt breccia This is 1 of 40 approved meteorites classified as L6-melt breccia. Ordinary chondrites, and Ordinary chondrites (type 4-7) Comments: \t. Approved 11 Oct 2019 Writeup from MB 108: Northwest Africa 12893 (NWA 12893) Mauritania Purchased: 2018 Classification: Ordinary chondrite (L6, melt breccia) Physical characteristics: Single stone with dark-brown fusion crust. Interior slice reveals brecciated texture. Petrography: (Daniel Sheikh, FSU) Sample is a breccia composed of angular clasts (up to 2. 5 cm) set in a shock melted matrix. Major phases present include olivine, low-ca pyroxene, high-ca pyroxene, sodic plagioclase (Av. 60 μm) , kamacite, taenite, and troilite. Accessory chromite is present as well. A few of the clasts contain relict chondrule (BO and RP) fragments. Classification: Ordinary chondrite (L6-melt breccia)