Oregon Holly Blue Chalcedony Agate 77 Grams Nugget| 15X11X4 16x9x8 |Blue|59 BeadBlue Oregon Holly Blue Chalcedony Agate 77 Grams Nugget Strand for Jewelry Making. This is for 1 genuine Holly Blue Chalcedony Agate Nugget strand of beads. These beads are such a beautiful set of colors and luminescence blues to light blue to lavender. Holly Blue comes only from one site near Lebanon, Oregon an area which has since been subsumed under the aegis of the BLM, so future mining is unlikely. Holly Blue Chalcedony is actually a lilac to