. "The Amalia Tuff is a geologic formation exposed in and around Questa, New Mexico. It has a radiometric age of 25.39 \u00B1 0.04 million years, corresponding to the Oligocene epoch."@en . . . . "Amalia Tuff"@en . . . . . "-105.4625015258789"^^ . . . . . . . . . "Amalia Tuff"@en . . . . . . . . . . . . "1046296790"^^ . . . . . . . . . . . . "6740"^^ . . . . "Oligocene"@en . . "P.F. McKinlay"@en . . . . "36.94583511352539"^^ . "The Amalia Tuff is a geologic formation exposed in and around Questa, New Mexico. It has a radiometric age of 25.39 \u00B1 0.04 million years, corresponding to the Oligocene epoch."@en . . . . . . . "36.94583333333333 -105.4625" . "64664632"^^ . . . . . . . . "1956"^^ . "POINT(-105.46250152588 36.945835113525)"^^ . . . . . "Amalia Tuff at its type area, near Amalia, New Mexico"@en . . .