NOTE: You do not need to sign up for the whole event, please sign up online at http://vols.pt/fmg5iM FIRST and then sign up here with a comment of when you're volunteering GMU Dept of Atmospheric and Earth Science along with the Northern VA Mineral Club is again hosting a Gem Rock and Mineral Show at the HUB - the weekend before Thanksgiving Nov 21 & 22nd. There are not only vendors but also educational stations for kids. Participant to do: See note Chair to do: Fill out chair report form