Oceanjaspis

(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.

Madagascar   Mahajanga (Majunga) Province Sofia Region Analalava District Ambolobozo Marovato [Chalcedony var: Orbicular Jasper] Lieber, W. (2003): Sphärolithischer Chalcedon von Madagaskar. LAPIS 28 (9), 18-22 Russia   Urals Region Southern Urals Chelyabinsk Oblast' Kizil'skii district Kizil'skoe [Chalcedony var: Orbicular Jasper] Leonova L.V., Pribavkin S.V., Gulyaeva T.Ya. (2003) Concretions from Paleozoic silicites of Southern Ural, - Mineralogicheskoe Obscchestvo, Vestnik Ural'skogo Otdeleniya, №2, pp. 61-65 (in Russian). Western-Siberian Region Altaiskii Krai [Chalcedony var: Orbicular Jasper] Andrey S. Gorshkov specimen from Korgon river USA   Arizona Cochise Co. Benson War Bonnet Ranch [Chalcedony var: Orbicular Jasper] Van King California Santa Clara Co. Santa Cruz Mts Paradise Valley Unspecified Gemstone occurrence [Chalcedony var: Orbicular Jasper] Melhase, John (1934), A diversity of many fine minerals available in California for collectors: Oregon Mineralogist: 2(7): 7; Mineralogist, The (1935): 3(3): 34; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 318; www.cst.cmich.edu/users/dietr1rv/jasper.htm South Dakota Jackson Co. Interior [Chalcedony var: Orbicular Jasper] SDSMT Bull 18 Roberts and Rapp "Mineralogy of the Black Hills"