Locality type: Area Classification Species: 'Plagioclase' (not an IMA approved species) Formula: (Na,Ca)[(Si,Al)AlSi2 ]O8 Comments: Plagioclase occurs as a significant constituent in the pyroxene–garnet gneiss where it forms part of the granular matrix with grain size comparable to other felsic minerals. It also occurs as a minor phase in the biotite–garnet–cordierite gneiss. Confirmation Validity: Believed Valid Data Mineral Data: Click here to view Plagioclase data Locality Data: Click here to view Gananoque area, Leeds and Grenville Counties, Ontario, Canada Data Identifiers Mindat Occurrence Record ID: 1954710 Long-form Identifier: 1:3:1954710:5 GUID (UUID V4 ): 0 Nearest other occurrences of Plagioclase
15.8km (9.8 miles) ⓘ St. Lawrence deposit, Leeds Township, Leeds and Grenville Counties, Ontario, Canada 27.8km (17.2 miles) ⓘ Westport Quadrangle, Leeds and Grenville Counties, Ontario, Canada 36.0km (22.4 miles) ⓘ Chaffey Mine, South Crosby Township, Leeds and Grenville Counties, Ontario, Canada 36.9km (22.9 miles) ⓘ Matthews Mine, North Crosby Township, Leeds and Grenville Counties, Ontario, Canada 61.2km (38.1 miles) ⓘ Chisholm mine, Sheffield Township, Stone Mills Township, Lennox and Addington County, Ontario, Canada 63.0km (39.2 miles) ⓘ Slave Lake deposit, Sheffield Township, Stone Mills Township, Lennox and Addington County, Ontario, Canada 83.1km (51.6 miles) ⓘ St. Joe Resources Company drillhole 1872, Canton, St. Lawrence County, New York, USA 98.6km (61.3 miles) ⓘ Clyde Forks Mine, Lavant Township, Lanark County, Ontario, Canada References Search for references including Plagioclase Gananoque area, Leeds and Grenville Counties, Ontario, Canada
