AI identification & appraisal estimate

Middle Paleolithic Chert Hand Axe Scraper

Submitted photo of Middle Paleolithic Chert Hand Axe Scraper
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User's notes

Middle Paleolithic chert hand axe scraper lithic tool found in Guthrie, OK measuring 3.5" x 3"

These notes were written by the person who submitted this item. Appraiser.AI has not verified them, and the AI's identification and estimate may rely on them.

AI Estimated Value

Not an official valuation

$45.00 - $75.00

AI estimate as of February 20, 2026 · verify with a professional before acting

AI-Generated · Verify before acting

Everything on this page is generated by AI for informational purposes only. AI can make mistakes — the AI may misidentify items or misattribute them (artist, maker, brand, designer, origin, era). This is not an official valuation and should not be used for insurance, sale, tax, estate, legal, or lending purposes — or any decision requiring a certified appraisal. It is not an authoritative claim about any person, brand, or rights holder — do not share or rely on it as a factual statement about a third party. Always consult qualified professionals before making financial decisions.

This analysis also relies on unverified notes provided by the user, which may be incomplete or inaccurate and could affect the result.

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AI Item Analysis

This lithic specimen, measuring approximately 3.5 inches by 3 inches, is identified as a Middle Paleolithic hand axe scraper discovered in Guthrie, Oklahoma. Created from light cream-colored chert, the tool exhibits classic unifacial and bifacial flaking characteristics typical of early stone tool manufacture. The material surface shows a weathered patina with subtle orange-brown iron staining and dendritic mineral inclusions, suggesting long-term exposure to the elements and burial in soil. Physically, the item displays a rugged, blocky geometry with a relatively flat ventral surface and a worked dorsal side featuring several large flake scars and secondary retouching along the margins to create a functional cutting edge. One side of the artifact shows a distinct step fracture and a significant crack, likely resulting from post-depositional freeze-thaw cycles or impact during discovery. The bulb of percussion and striking platform are somewhat obscured by subsequent flaking, but the overall morphology indicates intentional reduction for a gripped utility tool. The craftsmanship identifies as utilitarian, reflecting Middle Paleolithic technology aimed at hide scraping or wood processing. The specimen remains in a stable, found condition with no modern repairs or alterations.

AI Appraisal Report

I have examined the digital images of the lithic specimen identified as a Middle Paleolithic chert scraper found in Guthrie, Oklahoma. Measuring 3.5" x 3", the artifact displays diagnostic hallmarks of an expedient lithic tool. The light cream chert shows authentic weathering, including dendritic manganese/mineral staining and a stable patina consistent with long-term soil burial. The marginal retouch and flake scars suggest intentional modification for use as a scraping or cutting tool. However, the 'Middle Paleolithic' classification is a European/Old World temporal designation; in a North American context (Oklahoma), this would more accurately be classified within the Archaic or Woodland periods. While it exhibits clear anthropogenic flaking, the lack of diagnostic 'type' morphology (such as a specific point style) places it in the category of 'debitage' or 'utility tool,' which limits its market value relative to highly formal tools like projectile points. The current market for North American lithics is robust for aesthetic 'showpieces' but softer for utilitarian scrapers. Comparable items without documented archaeological context frequently sell for under $100. I have appraised the value based on its integrity as a representative example of regional lithic technology. Note: This assessment is based on visual analysis from images. Limitations include the inability to verify ‘work-softening’ or microscopic use-wear patterns that distinguish ancient tools from modern 'knap-ins' or natural geofacts. A full authentication would require professional provenance documentation (specific site data) and an in-person microscopic inspection of the flake termination points to confirm age-appropriate mineralization.

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