http://kostalenamichelaki.com/publications/michelaki-et-al-2009-chert/michelaki_et_al_2009-chert.pdf WebHaldimand chert occurs in the uppermost portions of the Bois Blanc formation, and can reach thicknesses of 70 millimetres or more (Fox 1978: 6). Today, this chert is easily obtainable at the sources indicated in Figure 2 in both primary and secondary contexts as defined by Luedtke (1979: 745).
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WebDec 22, 2009 · Gunflint Iron Range in the vicinity of Port Arthur. H. R. Wynne-Edwards 1967. Westport Map-Area, Ontario, with special emphasis on the Precambrian rocks. Geological Survey of Canada Memoir 346 ... WebHaldimand chert sometimes referred to as Colbourne chert. It should be noted, however, that this variant can be found inter-bedded with the more common white variant in the … light up the keyboard on the lg laptop
Table 1. – Analytical list of all the chert samples analyzed in …
Webmade of Onondaga, Collingwood, and Haldimand cherts. Lithic debris found in Area F includes debitage of Onondaga, Collingwood, and small amounts of Haldimand and unknown cherts. Onondaga chert, which out crops 77 km to the south along the north shore of Lake Erie (Fig. 6), was used by Paleo-Indian groups, but was also a preferred chert … Webchert cores or blocks. Biface sites are those dominated by debitage detached from bifaces in various stages of refinement. This dichotomy is intended simply as a heuristic device. Further information about these sites, including reference to the unpublished license reports, can be obtained from Bursey (2008). Websituated amongst abundant chert outcrops. Within a couple of kilometers to the north and west, there are massive exposures of Haldimand chert (e.g. Parker 1986a and b) while one of the most spatially extensive Onondaga chert outcrops the author has observed is located less than 100 meters east of Decewsville Road (see Bursey 1996). medicare bulk bill rejection codes