The ejecta of this crater in Meridiani Planum might contain talc, and because it occurs within the ejecta, it might very well be a hydrothermal mineral that formed while the blanket cooled over thousands of years.

ID: ESP_033443_1830
date: 14 September 2013
altitude: 271 km

https://uahirise.org/hipod/ESP_033443_1830
NASA/JPL-Caltech/University of Arizona
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