]> GH barcode-00217703 United States of America Nevada Big Sand Springs Valley, along U. S. Highway 6, 8 miles southwest of Blackrock Summit, 2.2 miles southeast of the turnoff to Lunar Crater, T7N, R53E, sec. 16NE1/4 of the SW1/4 Johanneshowellia crateriorum Reveal Reveal 2010-08-16 16:43:45 James L. Reveal & A. H. Reveal