Mineralogic and O-isotope evolution in CM chondrites: on the non-relationship between bulk O-isotopes and degree of aqueous alteration

Howard, K. T.; Benedix, G. K.; Bland, P. A.; Gibson, J. M.; Greenwood, R. C.; Franchi, I. A. and Cressy, G. (2011). Mineralogic and O-isotope evolution in CM chondrites: on the non-relationship between bulk O-isotopes and degree of aqueous alteration. In: 42nd Lunar and Planetary Science Conference, 7-11 Mar 2011, Houston, TX, USA.

URL: http://www.lpi.usra.edu/meetings/lpsc2011/pdf/2429...

Abstract

Contrary to predictions, no obvious correlation exists between the degree of aqueous alteration defined by PSD-XRD modal mineralogy and O-isotope compositions of CM chondrites. Heterogeneous hydrous reservoirs and/or consumption of water by oxidation may explain these data.

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• Item ORO ID
• 32064
• Item Type
• Conference or Workshop Item
• Academic Unit or School
• Faculty of Science, Technology, Engineering and Mathematics (STEM)
  Faculty of Science, Technology, Engineering and Mathematics (STEM) > Physical Sciences
• Copyright Holders
• © 2011 Lunar and planetary Institue
• Related URLs
• • http://adsabs.harvard.edu/abs/2011LPI......(Other)
• Depositing User
• Richard Greenwood