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Miller Range 07218
Basic information Name: Miller Range 07218
     This is an OFFICIAL meteorite name.
Abbreviation: MIL 07218
Observed fall: No
Year found: 2007
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass:help 3.1 g
Classification
  history:
Antarctic Meteorite Newsletter:  AMN 34(1)  (2011)  L-imp melt
Meteoritical Bulletin:  MB 101  (2012)  L-imp melt
Recommended:  L-imp melt    [explanation]

This is 1 of 30 approved meteorites classified as L-imp melt.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Field number: 19814
Approved 14 Feb 2011
Writeuphelp
Writeup from AMN 34(1):
Sample Number MIL 07218
Newsletter 34,1
Location Miller Range
Field Number 19814
Dimensions 1.8 x 1.0 x 1.0
Weight 3.101
Original Classification L Chondrite Impact Melt
Mineral Composition (%Fa &  %Fs)
Fayalite (mol%): 24-25 ; Ferrosilite (mol%): 20-24
Weathering
B/C
Fracturing
A
Macroscopic Description - Cecilia Satterwhite
The exterior has brown/black fusion crust with rusty areas. The interior is a brown matrix with metal and a few dark gray/black patches and some metal. Small inclusions/chondrules are visible.
Thin Section (,2) Description - Cari Corrigan and Linda Welzenbach
This section has a comminuted matrix of pyroxene and feldspar, and contains a few chondrule fragments up to 0.5 mm. Metal occurs as small blebs. Olivines are Fa ~25, and pyroxenes range from Fs20-24,Wo1. This meteorite is an L chondrite impact melt.
Antarctic Meteorite Images for Sample MIL 07218
Thin Section Photo of Sample MIL 07218 at 2.5X Magnification in Plane-Polarized Light  Thin Section Photo of Sample MIL 07218 at 2.5X Magnification in Reflected Light  Thin Section Photo of Sample MIL 07218 at 2.5X Magnification in Cross-Polarized Light  Lab Photo of Sample MIL 07218 Displaying North View 
Data from:
  MB99
  Table 0
  Line 0:
Date:2007
Mass (g):3.1
Pieces:1
Class:L-imp melt
Weathering grade:B/C
Fayalite (mol%):24-25
Ferrosilite (mol%):20-24
Classifier:SI
Type spec mass (g):3.1
Type spec location:JSC
Main mass:JSC
Finder:ANSMET
Comments:Submitted by AMN
Institutions
   and collections
JSC: Mailcode KT, 2101 NASA Parkway, NASA Johnson Space Center, Houston, TX 77058, United States; Website (institutional address; updated 3 Sep 2013)
SI: Department of Mineral Sciences, NHB-119, National Museum of Natural History, Smithsonian Institution, Washington, DC 20560, United States; Website (institutional address; updated 16 Jan 2012)
Catalogs:
Search for this meteorite in the NASA/JSC database (U.S.):   
References: Published in Antarctic Meteorite Newsletter 34(1) (2011), JSC, Houston
Published in Meteoritical Bulletin, No. 99, April 2012, MAPS 47, E1-E52 (2012) [published online only]
Published in Meteoritical Bulletin, no. 101, MAPS 50, 1661, September 2015
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Geography:

Antarctica
Coordinates:
     Recommended::   (83° 21' 31"S, 156° 15' 58"E)

Statistics:
     This is 1 of 38940 approved meteorites from Antarctica (plus 5051 unapproved names)
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