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21AN106  
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area map showing 21AN106                                                                    


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Location of 21AN106 in east-central Minnesota.



location of 21AN106




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Location of 21AN106 between Crossways and Rondeau lakes.



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Conical copper spear point excavated from 21AN106 in 1996. Drawing by Mike Beck, IMA Consulting.



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Selected pottery excavated from 21AN106 in 1995.



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Three-dimensional site map of 21AN106 showing the location of 1996 excavation units.



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Probable surface hydrology of the Rice Creek area during the Mid-Holocene dry period (9,000-4,000 years ago). Lake levels are shown 10 feet lower than 1980 levels.



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Probable surface hydrology of the Rice Creek area during the Late Holocene period (ca. 4,000 years ago). Lake levels are shown 5 feet lower than 1980 levels.



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Probable surface hydrology of the Rice Creek area during the Late Holocene period (ca. 3,000 years ago). Lake levels are higher than 1980 levels.



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Surface hydrology in 1847.



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Surface hydrology in 1980.



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Unidentified grass phytolith recovered from food residue on a ceramic sherd excavated from 21AN106 in 1996 (magnified 900 times).



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Possible squash or gourd phytolith recovered from food residue on a ceramic sherd excavated from 21AN106 in 1996 (magnified 900 times).



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Corn phytolith recovered from food residue on a ceramic sherd excavated from 21AN106 in 1996 (magnified 900 times).



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Corn phytolith recovered from food residue on a ceramic sherd excavated from 21AN106 in 1996 (magnified 900 times).



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Wild rice phytoliths recovered from food residue on a ceramic sherd excavated from 21AN106 in 1996 (magnified 400 times).



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Interior surface of a ceramic rim sherd excavated from 21AN106 in 1996. The rim has been decorated by applying a cord-marked stick.



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Exterior surface of a ceramic rim sherd excavated from 21AN106 in 1996. The surface has been decorated by applying a dentate stamp, forming patterns in vertical zones.



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Fragment of a chipped stone scraping tool excavated from 21AN106 in 1996.



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Exterior surface of a ceramic rim sherd excavated from 21AN106 in 1996. The surface has been decorated by applying a cord-marked stick and dentate stamp, forming patterns in vertical zones.



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Scraper excavated from 21AN106 in 1996. The tool is made from Tongue River Silica, a type of chert that is commonly found in glacial deposits across Minnesota.



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Retouched blade excavated from 21AN106 in 1996. The tool is made from Hixton Quartzite, a material that was derived from bedrock deposits in west-central Wisconsin.



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Retouched blade excavated from 21AN106 in 1996. The tool is made from an unidentified type of chert.



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View of 1996 excavations at 21AN106, facing southeast.



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Small cluster of fire-cracked rock encountered during excavation of a 1-x-1-m unit.



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View of 1996 excavations at 21AN106, facing east.



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Excavators at work on a 1-x-1-m unit.



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Excavators use trowels to carefully unearth a cluster of fire-cracked rock.



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Excavators cover all open units at the end of each day to prevent damage from rainfall.



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An excavator takes soil samples from column on the wall of an open unit. The samples were used to study the geologic processes that affected the landform upon which 21AN106 is located.



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An excavator works on a block of adjacent 1-x-1-m units.



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View of 1996 excavations in progress, facing west.



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An excavator takes soil samples from column on the wall of an open unit. The samples were used to study the geologic processes that affected the landform upon which 21AN106 is located.



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Small cluster of fire-cracked rock encountered during excavation of a 1-x-1-m unit.



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Excavators use a transit to record surface elevations across the site. The elevations were later used to create a contour map of the site area.



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A laptop computer was used to record ground-penetrating radar data in the field.



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A technician pulls the ground-penetrating radar unit across the site.



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A technician pulls the ground-penetrating radar unit across the site.



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View of the ground-penetrating radar survey, facing southwest.



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View of the ground-penetrating radar survey, facing northeast.



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View of the ground-penetrating radar survey, facing east.



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Recording data during the ground-penetrating radar survey.



 
 


 

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Updated 29 Jun 1999