Meteoritical Bulletin: Entry for Frontier Mountain 03001

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Frontier Mountain 03001

Basic information

Name: Frontier Mountain 03001
This is an OFFICIAL meteorite name.
Abbreviation: FRO 03001
Observed fall: No
Year found: 2003
Country: Antarctica [Collected by Programma Nazionale di Ricerche in Antartide (PNRA), Italy]
Mass: 1.5 g

Classification
history:

Meteoritical Bulletin:	MB 88	(2004)	Lodranite
MetBase:	v. 7.1	(2006)	Lodranite
Recommended:			Lodranite [explanation]

This is 1 of 91 approved meteorites classified as Lodranite. [show all]
Search for other: Acapulcoite-lodranite family, Lodranites, and Primitive achondrites

Writeup

Writeup from MB 88:

Frontier Mountain 03001

Antarctica

Found 2003 December 27

Primitive achondrite (lodranite)

This 1.5 g stone is a square, 50% crusted fragment found by a PNRA team. Mineralogy and classification (A. Burroni and L. Folco MNA-SI): fine-grained (average grain size 40 μm) homeoblastic texture given by abundant crystals of compositionally homogeneous olivine, Fa_9.5, and minor orthoenstatite, Fs_13.2 Wo_2.7, Cr-rich (Cr₂O₃ = 1.38 wt%) augite, Fs_5.9 Wo_51.1, Fe,Ni metal and subordinate troilite and chromite. Some crystals of olivine show reduction rims. It is devoid of evidence for shock deformation, S1, and it is virtually unweathered ,W0. Main mass, type specimen and thin section at MNA-SI.

Data from:
  MB88
  Table 2
  Line 26:

Date:	27 Dec 2003
Latitude:	72°57'13.9"S
Longitude:	160°29'27.5"E
Mass (g):	1.5
Pieces:	1
Class:	Lod
Shock stage:	S1
Weathering grade:	W0
Fayalite (mol%):	9.5
Ferrosilite (mol%):	13.2
Magnetic suscept.:	4.98
Classifier:	A. Burroni and L. Folco, MNA-SI; magnetic classification (based on SM30 measurements), P. Rochette, CEREGE and L. Folco MNA-SI according to Rochette et al. (2003)
Main mass:	MNA-SI

Institutions
and collections

CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 10 Jun 2023)
MNA-SI: Museo Nazionale dell'Antartide, Università di Siena, Via Laterina 8, I-53100 Siena, Italy; Website (institutional address; updated 13 Dec 2011)

Catalogs:

Search for this meteorite in the Museo Nazionale dell'Antartide database (Siena, Italy):

References:

Published in Meteoritical Bulletin, no. 88, MAPS 39, A215-A272 (2004)

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Geography:

Antarctica

Coordinates:
Recommended::	(72° 57' 14"S, 160° 29' 27"E)

Statistics:
This is 1 of 44248 approved meteorites from Antarctica (plus 3802 unapproved names)

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