Meteoritical Bulletin: Entry for Miller Range 07658

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Miller Range 07658

Basic information

Name: Miller Range 07658
This is an OFFICIAL meteorite name.
Abbreviation: MIL 07658
Observed fall: No
Year found: 2007
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass: 3.3 g

Classification
history:

Meteoritical Bulletin:	MB 96	(2009)	Eucrite
Recommended:			Eucrite [explanation]

This is 1 of 603 approved meteorites (plus 1 unapproved name) classified as Eucrite. [show all]
Search for other: Achondrites, Eucrites, and HED achondrites

Comments:

Field number: 17590
Approved 4 Mar 2009

Writeup

Writeup from AMN 32(1):

Sample Number	MIL 07658
Pairing
Newsletter	32,1
Location	Miller Range
Field Number	17590
Dimensions	2.0 x 1.25 x 0.75
Weight	3.310
Original Classification	Eucrite
Macroscopic Description - Kathleen McBride
95% of the exterior is covered with black, shiny fusion crust with bubbles. The interior matrix is white, fine grained and is moderately friable. The inclusions are tan, black, and greenish in color.
Thin Section (,4) Description - Tim McCoy and Linda Welzenbach
The section exhibits a range of grain sizes, although boundaries between these regions are diffuse. The meteorite is heavily-shocked, commonly exhibiting mosaicism. Mineral compositions are homogeneous with orthopyroxene (Fs₆₃Wo₂), with lamellae of augite (Fs₂₇Wo₄₃) and plagioclase (An₈₅-₈₉Or_0.5). The Fe/Mn ratio of the pyroxene is ~28. The meteorite is a eucrite.

Antarctic Meteorite Images for Sample MIL 07658

Data from:
  MB96
  Table 5
  Line 491:

Mass (g):	3.3
Class:	Eucrite
Weathering grade:	A

Catalogs:

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References:

Published in Antarctic Meteorite Newsletter 32(1) (2009), JSC, Houston
Published in Meteoritical Bulletin, no. 96, MAPS 44, 1355-1397 (2009)

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Geography:

Antarctica

Coordinates:
Recommended::	(83° 23' 17"S, 156° 16' 48"E)

Statistics:
This is 1 of 44547 approved meteorites from Antarctica (plus 3802 unapproved names)

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Revision
history:

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