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2021 Fall Date Project

The MPOD Caretakers want to present meteorite falls on their fall dates. For example, Sikhote Aline on 12 February.

This Project will not dip into the MPOD archives so the Caretakers will appreciate anything you can contribute.

To reserve a date just let us know. Thank you in advance :)

Fall Calendar           Dates reserved so far

 

 
LEW 85302   contributed by AMN   MetBul Link


Roll Overs:     #1   #2   #3   #4    


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View all entries for   Meteorite (1)   AMN (153)


  Eucrite-pmict

TKW 114.5 grams. Fall not observed. Found 1985 in Antarctica.


 

Location Map of Antarctic Finds



AMN writes:
Photo 1 - East view
Photo 2 - Bottom view
Photo 3 - Thin section in plane-polarized light
Photo 4 - Thin section between crossed polarizers

Macroscopic Description by Roberta Score
Thin, shiny fusion crust with flow marks coats most of the top of LEW85300. The bottom surface has some fusion crust but most of this face is a fracture surface which appears to have been moderately polished. Fusion crust appears as dull patches on 85302 and 85303. Several large semi-rounded polymineralic clasts (as large as 2 x 2 cm in dimension) have sharply defined edges and are set in a black matrix that is made up of minute inclusions.

Cleaving the stones in half revealed an interior that is lighter in color than the exterior. Several different sharply defined clasts, including white, fine-grained clasts and black aphanitic clasts, were exposed. One large interior area shows extensive oxidation.

Thin section and pairing info


  Click to view larger photos     #1     #2     #3     #4
 


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Twink Monrad
 7/26/2021 12:27:41 PM
My first thought, is with all of the desert rocks around Tucson, perfect example of a good meteorwrong! I know it is real, just reading minds of folks who bring some of us rocks to look at... such a fun hobby!
 

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