Elemental Rubidium in a Glass Ampoule Under Argon. Image shot 2005. Exact date unknown.May 31, 2012100Elemental Rubidium in a Glass Ampoule Under Argon. Image shot 2005. Exact date unknown.A5AY1K Elemental Rubidium in a Glass Ampoule Under Argon. Image shot 2005. Exact date unknown.
