Rare Holley Blue Agate B Grade Rough- Over 3-3/4 lbs. total weight. This Purple/ Blue Agate rough comes from an area near Holley, Oregon. The area has been shut down for collecting for years now, and the quantity that is available, is rough that was collected many years ago. This beautiful purple agate is sought after and sells at some west coast shows by the gram. It is a very hard agate and takes a great polish. Earrings and pendants are sold at a premium, because of rarity and beauty of the stone. Weight of these pieces is over 3-3/4 lbs.