Oligoclase-Andesine

(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.

Brazil   Southeast Region Espírito Santo Santa Teresa Várzea Alegre intrusive complex Revista Brasileira de Geociências 30(1):030-034. France   Rhône-Alpes Haute-Savoie Alagnon [Clark, 1993 - "Hey's Mineral Index"] Switzerland   Ticino (Tessin) Maggia Valley Bavona Valley Lake Nero Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 305. USA   Massachusetts Norfolk Co. Quincy Merry Mount Quarry Dale, 1908. The Commercial Granites of MA, NH, and RI Savo Quarry Dale, 1908. The Commercial Granites of MA, NH, and RI Worcester Co. Leominster Leavitt Quarry Dale, 1910. Supp. Notes on the Commercial Granites of MA New Hampshire Hillsborough Co. Brookline Fessenden Granite quarry Dale, 1909. Supp. Notes on the Granites of NH (USGS Bull. 430) O'Rourke Granite quarry Dale, 1909. Supp. Notes on the Granites of NH (USGS Bull. 430) Milford Souhegan Quarry Dale, 1908. The Chief Commercial Granites of MA, NH, and RI (USGS Bulletin 354)