Assertion: stone meteorite | /r/HasProperty | zag
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text: The stone meteorite Zag, which was seen to fall in the Western Sahara in 1998 and later recovered by nomads, contains water and so a slightly more fanciful but intriguing theory developed which suggests that large meteorites may have carried both water and amino acids (the so-called "building blocks of life") to our planet in the distant past.