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75C -739 <br />Table 1: <br />Chronology <br />PERIOD <br />TEMPORAL <br />SPAN <br />MAJOR DIAGNOSTIC TRAITS <br />Early Man <br />? to <br />7500 <br />B.C. t ? <br />1. <br />Lack of grinding implements. <br />2. <br />Large, welimade projectile points. <br />Milling Stone <br />7500 <br />S.C. <br />± ? to <br />1. <br />Preponderance of mantis and metates. <br />1000 <br />B.C. <br />t 250 <br />2. <br />Ornaments made of stone. <br />3. <br />Large and often crude projectile <br />points. <br />4. <br />Cogstones, evolving into discoidals. <br />S. <br />Charmstones. <br />6. <br />Some mortars and pestles near end <br />of period. <br />Intermediate <br />1000 <br />B.C. <br />+ 25C to <br />t. <br />%one ornaments. <br />A.D. <br />750 <br />± 250 <br />2. <br />Wide use of mortars and pestles, <br />along with manas and metates. <br />3. <br />Use of steatite begins. <br />4. <br />Many distoidals. <br />5. <br />Large projectile points trending <br />to smaller in last part of period. <br />Late <br />A.D. <br />750 <br />± 250 to <br />1. <br />Shell ornaments. <br />Prehistoric <br />Spanish contact <br />Z. <br />Ptortar, pestle, nano and metate <br />use continues. <br />3. <br />Wide use of steatite. <br />4. <br />Small, finely worked projectile <br />points. <br />5. <br />Pottery vessels appear near the <br />and of the period. <br />75C -739 <br />