Till | Ontario | 1986 |
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Till sampling NTS 52C,D, northwestern Ontario, 1986-1988. |
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Survey Description Approximately 600 till samples were collected in the Fort Frances-Rainy River area, northwestern Ontario. In 1986 the till samples were collected as part of the regular mapping routine. In 1987 and 1988 backhoe trenching and sonic drilling programs were undertaken. The data are published in Ontario Geological Survey Study 56. Data Description: Paper report. Quantities Analysed: <0.063 mm fraction by AAS for 7 elements; by borate fusion-DCP for Cr and Ba; by FA/DCP for Au, Pt and Pd. HMC (bulk <2 mm) by INAA for Au, As and Sb; HMC ground (<0.047 mm) by FA-DCP after aqua regia for 6 elements; by borate fusion-DCP for Cr and Ba. Geochem Plots Available: Proportional symbol map showing the distribution of elements in fine and heavy mineral fraction of till. Other Analyses: Pebble counts; heavy mineral concentrate for gold grain determinations. |
Publication History Bajc, A.F. (1991). Till sampling survey, Fort Frances area results and interpretation. Study 56: MRD-8. |
Project History 1986-1991 Northwestern Ontario till sampling survey, 1986-1988. |
Minimum Latitude | Maximum Latitude | Minimum Longitude | Maximum Longitude |
48.5º |
49º | -94.76º | -93.25º |