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Meteorite**NWA 13635; H6;S3,W1**272.52 Grams Individual; NEW FIND 2020!!!
$ 121.43
- Description
- Size Guide
Description
Hello up for sale is my newest classification NWA 13635 classified as an H6; S3, W1. This gorgeous individual weighs 272.52 Grams and was recently found in Tablat, Algeria in May 2020 with a TKW of only 2318 grams. This meteorite is extremely fresh with few small scattered chondrules set in recrystallized matrix. Abundant fresh, unweathered metal grains observed. It has fresh fusion crust, hints of blue fusion crust, a small white spot maybe from impact.? and extremely fresh metal protruding through the matrix. This lot comes with COA card from me Streamingmeteorites, thanks for your interest and take care.This is one of the newest classified meteorites on the market and freshest finds available, the TKW consists of only 18 stones, I own 17 and my friend and joint classifier Martin Lollar owns a 595 gram single stone.
The metal is so fresh and pronounced in these stones they actually glimmer in the sun!!!
Meteoritical bulletin says;
Northwest Africa 13635
Basic information Name: Northwest Africa 13635
This is an OFFICIAL meteorite name.
Abbreviation: NWA 13635
Observed fall: No
Year found: 2020
Country: Algeria
Mass:help 2.91 kg
Classification
history:
Recommended: H6
This is 1 of 6134 approved meteorites (plus 5 unapproved names) classified as H6.
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 9 Dec 2020
Writeuphelp
Writeup from MB 109:
Northwest Africa 13635 (NWA 13635)
Algeria
Purchased: 2020
Classification: Ordinary chondrite (H6)
History: Reportedly found near Tablat, Algeria, in May 2020.
Physical characteristics: Eighteen identically appearing stones found together. All stones have fresh fusion crust. A broken surface reveals a fine-grained gray matrix with many scattered brown patches.
Petrography: (C. Agee, UNM) Microprobe examination of a polished mount shows a few small scattered chondrules set in recrystallized matrix. Abundant fresh, unweathered metal grains observed.
Geochemistry: (C. Agee, UNM) Olivine Fa18.5±0.1, Fe/Mn=38±2, n=10; low-Ca pyroxene Fs16.3±0.0Wo1.5±0.1, Fe/Mn=22±1, n=5.
Classification: Ordinary chondrite (H6)
Specimens: 25.9 g on deposit at UNM, Matthew Stream holds 17 stones 2318 g, Martin Lollar holds a 595.6 g stone.
Data from:
MB109
Table 0
Line 0:
Place of purchase: Morocco
Date: P 2020
Mass (g): 2913.6
Pieces: 18
Class: H6
Shock stage: S3
Weathering grade: W1
Fayalite (mol%): 18.5±0.1
Ferrosilite (mol%): 16.3±0.0
Wollastonite (mol%): 1.5±0.1
Classifier: C. Agee, UNM
Type spec mass (g): 25.9
Type spec location: UNM
Main mass: Matthew Stream
Comments: Field name MAS-4; submitted by C. Agee, UNM
Institutions
and collections UNM: Institute of Meteoritics MSC03 2050 University of New Mexico Albuquerque NM 87131-1126 USA, United States; Website (institutional address; updated 12 Feb 2015)
Catalogs:
References: Published in Meteoritical Bulletin, no. 109, in preparation (2020)
Find references in NASA ADS: NASA ADS
Find references in Google Scholar: Google Scholar
Geography:
Algeria
Coordinates: Unknown.
Statistics:
This is 1 of 1046 approved meteorites from Algeria (plus 26 unapproved names) (plus 4 impact craters)
Also see:
This lists the most popular meteorites among people who looked up this meteorite.
Revision
history:
This lists important revisions made to data for this record.