CK4 Carbonaceous Chondrite - 30.2g NWA 15319 **VERY RARE & BEAUTIFUL CK4** For Sale

AN EXCEPTIONAL SPECIMEN

CK4

CARBONACEOUSCHONDRITE METEORITE

30.2 GRAMS

YOU ARE PURCHASING

NWA 15319

CK4 CARBONACEOUS CHONDRITE METEORITE

This meteorite was classified & approved as NWA 15319

Classified and studied by Dr. Anthony J. Irving and team at University of Washington

AUTHENTICITY is GUARANTEED

CERTIFICATE OF AUTHENTICITY INCLUDED

This unique stunning item is a piece of history from Algeria, specifically a CK4 Carbonaceous Chondrite Meteorite weighing 30.2g. Its rarity makes it a valuable addition to any collection, especially for those interested in meteorites and tektites, rocks, fossils, and minerals, and collectibles. The item is a must-have for any serious collector or enthusiast who appreciates unique and remarkable pieces.Most of what we are selling comes directly from family and friends findingmeteorites in the desert and sending them to ushere in U.S.. With a family member now living here and as one of the founders of NWA Direct Meteorites, we hope to continue toprovide great meteorites atreasonable prices.We are open to offers on all of our meteorites.

OFFICIAL CLASSIFICATION DATA SOURCE:
The Meteoritical SocietyInternational Society for Meteoritics and Planetary ScienceLunar and Planetary InstituteMeteoritical Bulletin Database
Northwest Africa 15319Basic informationName:Northwest Africa 15319
This is an OFFICIAL meteorite name.
Abbreviation:NWA 15319
Observed fall:No
Year is 1 of 119 approved meteorites classified as CK4.[show all]
Search for other:Carbonaceous chondrites,Carbonaceous chondrites (equilibrated),CK chondrites,CK chondrites (type 4-6), andCV-CK clan chondrites
Comments:Approved 22 Oct 2022WriteupWriteup from MB 111:

Northwest Africa 15319(NWA 15319)

Mauritania

Purchased: 2022 Apr

Classification: Carbonaceous chondrite (CK4)

History: Purchased in April 2022 from a dealer in the Inchiri region of Mauritania by an Algerian team represented by David Lehman.

Petrography: (A. Irving,UWSand J. Boesenberg,BrownU) Separated well-formed, equilibrated, glass-free chondrules containing Cr-magnetite are set in a medium-grained matrix containing stained Cr-magnetite, intermediate plagioclase and chlorapatite plus very minor kamacite and pentlandite.

Geochemistry: Olivine (Fa32.3±0.2, range Fa32.0-32.7, N = 6), low-Ca pyroxene (Fs27.0±0.5Wo0.7±0.1, range Fs26.2-27.7Wo0.6-0.8, N = 6), augite (Fs10.0±0.4Wo46.7±1.3, range Fs8.3-11.5Wo44.8-47.8, N = 5), plagioclase (An32.0-39.4Or2.9-4.7, N = 4), magnetite (Cr2O34.2-5.2 wt.%, N =7).

Classification: Carbonaceous chondrite (CK4).

Specimens: 20.3 g including one polished thin section atUWB; remainder with Mr. D. Lehman.

Data from:
MB111
Table 0
Line 0:Place of purchase:Inchiri, MauritaniaDate:P 2022 AprMass (g):1013Pieces:manyClass:CK4Shock stage:S2Weathering grade:lowFayalite (mol%):32.3±0.2Ferrosilite (mol%):27.0±0.5Wollastonite (mol%):0.7±0.1Classifier:A. Irving, UWS, and J. Boesenberg, BrownUType spec mass (g):20.3Type spec location:UWBMain mass:D. LehmanComments:Work name DL 1120; submitted by A. IrvingInstitutions
and collectionsUWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
BrownU: Brown University Providence, RI 02912, United States (institutional address; updated 7 Sep 2019)
Catalogs:References:Published in Meteoritical Bulletin, no. 111, in preparation (2022)
Find references in NASA ADS:Find references in Google is 1 of 182 approved meteorites fromMauritania(plus 1 unapproved name) (plus 2 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.