Spar mine. Aspen district, Colorado Mentioned. R.M.News. Dec. 13, 1882 p.7 c.3 On Aspen mountain, famous. R.M.News. Dec. 15, 1882 p.2 c.4 Excellent; owners named; assay. R.M.News. May 7, 1881 p.4 c.3 Description; grades; ore. Mill returns; R. M.." ews. description. Jan. 12, 1882 p.4 c.5 R.M.News. May 24, 1883 p.3 c.3 Mentioned. R.M.News. July 2, 1884 p.3 c.2 Activities. R.M.News. July 14, 1885 p.7 c.l Description. R.Id.News. July 17, 1884 p.6 c.l