The rock is presumed to be the oldest known rock, formed around the same time our planet was formed, according to an analysis in Earth and Planetary Science Letters. Until this discovery, the oldest known rocks were around 2 billion years old. This rock was formed between 4 and 4.1 billion years ago, about 12.4 miles beneath the Earth’s crust, yet the most curious thing about it that it was found far beyond our planet’s surface – on the Moon. The rock was among the samples discovered by the Apollo 14 crew. The Apollo missions brought back a whole bunch of rock samples, and scientists have been methodically analyzing them ever since. This particular rock was at the end of the list, yet it appeared to be the most interesting. READ MORE: Meteorite Crashing Into ‘Super Blood Wolf Moon’ NASA’s Center for Lunar Science and Exploration (CLSE) have identified this small specimen as terrestrial due to it containing a number of various minerals like quartz and feldspar, which are common on Earth but rare on the Moon. It was possible to determine how deep beneath the earth the rock had been with the use of molecular analysis. There is a possibility that this rock could have formed on the Moon, but it is very low. The rock, unlike other Moon rock samples, is made of an extremely high amount of earth minerals and… Read full this story
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