Marília (meteorite)
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Marília is an H chondrite meteorite that fell to Earth on October 5, 1971, in Marília, São Paulo, Brazil. The meteorite produced only seven fragments in a total of 2.5 kilograms.
Marília meteorite.
Rock (geology)
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In geology, a rock is any naturally occurring solid mass or aggregate of minerals or mineraloid matter. It is categorized by the minerals included, its chemical composition, and the way in which it is
The Grand Canyon, an incision through layers of sedimentary rocks.
A balancing rock called Kummakivi (literally "strange stone")
Rock outcrop along a mountain creek near Orosí, Costa Rica.
Sample of igneous gabbro