header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 29 Sep 2023
Search for: Search type: Search limits: Display: Publication:
Names
Text help
Places
Classes
Years
Contains
Starts with
Exact
Sounds like
NonAntarctic
Falls  Non-NWAs
What's new
  in the last:
Limit to approved meteorite names
Search text:  
Roberts Massif 04302
Basic information Name: Roberts Massif 04302
     This is an OFFICIAL meteorite name.
Abbreviation: RBT 04302
Observed fall: No
Year found: 2004
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass:help 11.6 g
Classification
  history:
Antarctic Meteorite Newsletter:  AMN 29(2)  (2006)  CV3
Meteoritical Bulletin:  MB 92  (2007)  CV3
Recommended:  CV3    [explanation]

This is 1 of 619 approved meteorites (plus 1 unapproved name) classified as CV3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 1 Sep 2006
Writeuphelp
Writeup from AMN 29(2):
Sample No.: RBT 04302
Location: Roberts Massif
Field No.: 15113
Dimensions (cm):   2.5x2.0x1.0
Weight (g): 11.608
Meteorite Type: CV3 Chondrite


Macroscopic Description: Kathleen McBride
Exterior has rough brown/black fusion crust on 10% of its surface. The interior is rusty black with some 1-2 mm chondrules of various colors.


Thin Section (,2) Description: Tim McCoy
The section exhibits large chondrules (up to 3 mm) and CAIs in a dark matrix. Olivines range from Fa1-9, with most Fa1-5, and pyroxenes are Fs1. The meteorite is a CV3 chondrite.



Thin Section Images

Cross-Polarized LightPlane-Polarized Light
RBT 04302 - Cross-Polarized Light RBT 04302 - Plane-Polarized Light



Lab Images

RBT 04302 Image North

Data from:
  MB92
  Table 3
  Line 1187:
Mass (g):11.6
Class:CV3
Weathering grade:B
Fayalite (mol%):1-9
Ferrosilite (mol%):1
Catalogs:
Search for this meteorite in the NASA/JSC database (U.S.):   
References: Published in Antarctic Meteorite Newsletter 29(2) (2006), JSC, Houston
Published in Meteoritical Bulletin, no. 92, MAPS 42, 1647-1694 (2007)
Find references in NASA ADS:
Find references in Google Scholar:
Photos:
CreditPhotos
Photographs from AMN:
JSC A photo is in the write-up above
Geography:

Antarctica
Coordinates:Unknown.

Statistics:
     This is 1 of 44048 approved meteorites from Antarctica (plus 3802 unapproved names)

Direct link to this page