![](http://www.alamy.com/thumbs/6/10860D8B-FFEE-420E-9410-742DC655A301/2CEJCM9.jpg)
. Ontario Sessional Papers, 1914, fi^ £- Lamprophyre dike on Wishman claim to the of the Tough=Oakes mine. 14 Bureau of Mines No. 4 An examination of a syenite from concessions IV and V, Otto townsliip, by Mr. Bruce showed tliat the -prominent feldspar is a plagioclase near the albite end ofthe series. Other constituents are orthoclase, quartz, biotite, hornblende and analysis of the syenite by Mr. Bruce gave the following results: Silica, ;alumina, ; ferric oxide, ; ferrous oxide, ; magnesia, ; lime, ;potash, ; soda, ; water,
. Ontario Sessional Papers, 1914, fi^ £- Lamprophyre dike on Wishman claim to the of the Tough=Oakes mine. 14 Bureau of Mines No. 4 An examination of a syenite from concessions IV and V, Otto townsliip, by Mr. Bruce showed tliat the -prominent feldspar is a plagioclase near the albite end ofthe series. Other constituents are orthoclase, quartz, biotite, hornblende and analysis of the syenite by Mr. Bruce gave the following results: Silica, ;alumina, ; ferric oxide, ; ferrous oxide, ; magnesia, ; lime, ;potash, ; soda, ; water, A quartz-hornblende syenite, from the south boundary of Otto near the half-milepost betweens lots 9 and 10, consists largely of albite, microcline and microperthite,with smaller amounts of hornblende, chlorite, quartz, apatite, and intergrowths of quartzand
Size: 1693px × 1476px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthorontariolegislativeass, bookcentury1900, bookdecade1910