HiRISE 3D: An Outcrop in Athabasca Valles Lava

This image was taken to finish up stereo mosaic of this scaly outcrop (possible result of invasive lava). Parts of the outcrop are surrounded by what looks like an inflationary margin, but here it looks like some of the scaly blocks might be embedded within the flow. What was the sequence of events?

https://www.uahirise.org/anaglyph/ESP_082270_1880_ESP_082705_1880_RED
NASA/JPL-Caltech/UArizona