A Piece of the Death Valley Crater
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Porous black mineral found inside the rim of the Death Valley Crater.
Lava from the impact of the asteroid _____, c.e.
The congealed material described by Father Athanasius Kircher in his Mundus subterraneus (1664/65): "Systema Ideale PYRO- PHYLACIORUM Subterraneorum, quorum montes Vulcanii, veluti spiracula quaedam existant"
