Laserfiche WebLink
u <br />• <br />• <br />Pressure Flake Flake produced by the application of <br />steady pressure, rather than by a blow. <br />Generally used in the final stages of <br />tool manufacture or in the rejuvenation <br />of a cutting edge. <br />Primary Core Process of removing primary flakes from <br />Reduction a core. <br />Primary Flake Flake whose entire dorsal surface is <br />covered by cortex. <br />Projectile Point Spear, dart, or arrow point (Crabtree 1972). <br />Protohistoric Period of time just before European contact. <br />Relief Inequality of surface elevation. <br />Rejuvenate To renovate, renew, restore, recreate, <br />or reestablish. <br />Rock Art A rock surface that has been altered <br />physically or by the addition of paint <br />to produce evidence of creative endeavor. <br />Rock Shelter An archaeological site within a stone <br />overhang that provides some degree of pro- <br />tection from the elements, and therefore, <br />a higher degree of preservation of archaeo- <br />logical remains. <br />Saddle A Low point on a ridge or crestLine, generally <br />a divide between the heads of streams heading <br />in opposite directions (American Geological <br />Institute 1976). <br />Scalar Fracture A flake or flake scar that terminates <br />gradually rather than abruptly, often in <br />the shape of a fish scale. <br />Scraper Type Wear Wear pattern indicating use in a scraping <br />function; generally unifacial step and <br />scalar fractures. <br />Secondary Core Process of removing secondary flakes from <br />Reduction a core. <br />Secondary Flake A flake which has a portion of the dorsal <br />surface covered by cortex. <br />41 <br />