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The Organization of Chipped-Stone Economies at Piedras Negras ...

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5.5: MICROCRYSTALLINE-QUARTZ ECCENTRIC TYPES…….……. 187<br />

5.5.1: Pressure Notched Flake……………………………………... 188<br />

5.5.2: Indirect-Percussion Notched Flake………………………….. 190<br />

5.5.3: Partially Worked Biface……………………………………...190<br />

5.5.4: Fully-Worked Biface………………………………………... 193<br />

5.6: DEBITAGE TYPES…………………………………………………... 193<br />

5.6.1: Nodules, Nodule Reduction Flakes, and Chunks…………… 195<br />

5.6.2: Biface- and Uniface-Reduction Flakes……………………… 197<br />

5.6.3: Notching Flakes: Indirect Percussion and Pressure…………. 199<br />

5.6.4: Pressure Flakes……………………………………………… 199<br />

5.6.5: Blades, Core Reduction Debitage, and Cores……………….. 200<br />

5.6.6: Ad Hoc Cores and Flakes…………………………………… 200<br />

5.6.7: Resharpening, Rejuven<strong>at</strong>ion, and Use Flakes……………….. 203<br />

5.7: SUMMARY…………………………………………………………… 204<br />

CHAPTER 6: TYPOLOGY OF OBSIDIAN ARTIFACTS………… 205<br />

6.1: BLADE-CORE TECHNOLOGIES…………………………………… 205<br />

6.1.1: Core Prepar<strong>at</strong>ion by Percussion……………………………... 208<br />

6.1.2: Previously Published Maya Blade-Core Reduction<br />

Techniques and Blade Cores <strong>at</strong> <strong>Piedras</strong> <strong>Negras</strong>……………….…… 208<br />

6.2: GENERAL ELEMENTS OF CORE PREPARATION BY<br />

PERCUSSION……………………………………………………………... 212<br />

6.3: BLADE-CORE REDUCTION ON ONE OR MORE SIDES<br />

OF THE CORE…………………………………………………………….. 215<br />

6.3.1: Blade Production and Core Rejuven<strong>at</strong>ion <strong>at</strong> <strong>Piedras</strong><br />

<strong>Negras</strong>……………………………………………………………… 226<br />

6.3.2: Some Implic<strong>at</strong>ions <strong>of</strong> Single-Side Reduction for the<br />

Practice <strong>of</strong> Production……………………………………………… 237<br />

6.4: TECHNOLOGICAL TYPOLOGY OF OBSIDIAN ECCENTRIC…. 241<br />

6.4.1: Notched Blades and Flakes………………………………….. 246<br />

6.4.2: Notched Cores…………………………………………….….247<br />

6.4.3: Bifacially Worked Eccentrics…………………………….…. 249<br />

CHAPTER 7: DISTRIBUTIONAL ANALYSIS………………………. 252<br />

7.1: EXCAVATED RESIDENTIAL GROUPS…………………………… 252<br />

7.2: HYPOTHESIS SET 1: THE ORGANIZATION OF PRODUCTION... 258<br />

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