| MetSoc Home Publications Contacts |
|
||
|
||
| Asuka 881461 | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Basic information | Name: Asuka 881461 This is an OFFICIAL meteorite name. Abbreviation: A-881461 Observed fall: No Year found: 1988 Country: Antarctica [Collected by National Institute of Polar Research, Japan] Mass:  31.6 g | ||||||||||||||||
| Classification history: |
This is 1 of 571 approved meteorites (plus 1 unapproved name) classified as Eucrite. [show all] Search for other: Achondrites, Eucrites, and HED achondrites | ||||||||||||||||
| Comments: |
Approved 6 Oct 2005 Revised 6 Oct 2005: Metbase class replaced by that in MN 13(1) | ||||||||||||||||
| Writeup |
Writeup from MN J13(1):
A-881461 Eucrite The PTS (51-1) is a coarse-grained (~2 mm) gabbro composed of pyroxene and plagioclase. Pigeonite is partly inverted into orthopyroxene. It is highly shocked: parts of plagioclase are converted into maskelynite. Pyroxene has a composition of En37Wo2 and En29Wo44 and a FeO/MnO of ~30. Plagioclase has a composition of An89.5-92Or0.2-0.4. | ||||||||||||||||
| Catalogs: |
| ||||||||||||||||
| References: | Published in Meteorite newsletter : Japanese collection of Antarctic meteorites/Meteorite newsletter : Japanese collection of Antarctic meteorites,13(1),1-24 (2005-10) Never published in the Meteoritical Bulletin
| ||||||||||||||||
Geography:
|
Statistics: This is 1 of 43840 approved meteorites from Antarctica (plus 3802 unapproved names) | ||||||||||||||||
| Proximity search: | |||||||||||||||||