Oldest rock in the North West Highlands
Long view of local area mounds seen by Curiosity on Sol 962
Barberton Greenstone Belt, South Africa
Limestone (calcite) and dolostone (dolomite) layers weather at different rates.
Nice fine sandstone with a stack of cross-bedded packages.
Alken/Mosel (Kreis Mayen-Koblenz, Rheinland-Pfalz)
in der "Blauen Stunde".
Double-terminated quartz crystals, sometimes called Herkimer diamonds, from the Ace of Diamonds mine in Herkimer, New York.
"Grind" means gate - here, during the biggest, storms, waves ramp up and crash through the gate, ripping out huge boulders of ignimbrite and piling them up inland as a crazy storm beach.
Columnar basalt above a beach of black sand.
orthophoto of Oso landslide from imagery acquired July 7th, 2015 and merged in Agisoft Photoscan
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