In the ejecta from a giant, nearby crater are mounds that are possibly rich in prehnite. Prehnite is a pale green to gray, glassy silicate mineral that commonly lines cavities in igneous rocks.

ID: ESP_062135_1990
date: 29 October 2019
altitude: 279 km

https://uahirise.org/hipod/ESP_062135_1990
NASA/JPL-Caltech/University of Arizona
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