basalt
The origin and history of basalt.
Etymology
From Latin basaltes, likely a scribal error for basanites, from Greek basanos, "touchstone" — itself borrowed from an Egyptian word for a hard stone.
The origin and history of basalt.
From Latin basaltes, likely a scribal error for basanites, from Greek basanos, "touchstone" — itself borrowed from an Egyptian word for a hard stone.
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