10/3/2022 · Guatemala: rare blue stones. Russia: apple greencolored material at some localities; also fine translucent, Crrich material at the Kantegir River, West Sayan. Bursa, Turkey: purple Turkish jade, a jadeite/quartz rock, unique to this loion. San Benito County, California: lenses and nodules in chert, various colors, also mixed with nephrite.