BETA

Deprecated function: Array and string offset access syntax with curly braces is deprecated in include_once() (line 20 of /var/www/preservation.nps.gov/html/buildingstone/includes/file.phar.inc).

Search

Search results

  1. Sioux Quartzite

    ... appear to have been rounded and well sorted prior to induration and subsequent metamorphism. Maximum grain size is .9 mm, minimum ...

    Raven Mueller - 2015-07-22