AI identification & appraisal estimate

Prehistoric Lithic Multi-Tool (Hand Axe/Scraper)

Submitted photo of Prehistoric Lithic Multi-Tool (Hand Axe/Scraper)
Photo submitted by the user — not generated by AI

User's notes

stone age multi tool hand axe scraper tool found in Guthrie, OK measuring 4" x 3.25

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

$150 - $250

AI estimate as of February 17, 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 specimen is a prehistoric lithic tool, measuring approximately 4 inches by 3.25 inches, identified as a multi-functional hand axe and scraper. Found in Guthrie, Oklahoma, the object is crafted from a high-quality, fine-grained chert or flint, exhibiting a varied color palette of creamy beige, tan, and dark gray with hints of iron-rich ochre staining. The item displays characteristic knapping techniques, including primary and secondary flaking along the edges to create a functional cutting and scraping surface. Its asymmetrical, somewhat triangular shape is designed for a comfortable grip within the palm, suggesting it was used as a handheld tool rather than being hafted. The surface shows a significant degree of prehistoric patina and calcification, consistent with long-term environmental exposure. Notable features include several concave 'scalloped' edges that would have been ideal for hide scraping or woodworking. While the tool shows some minor modern chips and edge wear, the overall condition is excellent for a surface-found artifact, retaining its original worked margins. There are no maker's marks, as is standard for Stone Age artifacts, but the craftsmanship level indicates a skilled flintknapper from the Archaic or Paleo-Indian periods of North American prehistory. The unique texture and mineral deposits on the surface provide strong evidence of its age and authenticity.

AI Appraisal Report

I have conducted a visual examination of this lithic specimen, purportedly found in Guthrie, Oklahoma. The artifact displays characteristics consistent with a multi-functional handheld tool from the Mid-to-Late Archaic period. The material appears to be a local chert variety, showing the expected conchoidal fracturing and bifacial reduction associated with prehistoric knapping. I note the presence of a well-developed patina and traces of mineralization across the flake scars, which are positive indicators of significant age and lend support to its authenticity. The condition is graded as 'Good to Excellent' for a surface-found artifact. While the primary margins remain largely intact, the minor modern chips noted slightly detract from the aesthetic value but do not compromise the tool's diagnostic utility. Market demand for generalized lithic tools (non-projectile points) is stable but generally lower than that for highly specialized or decorative items like birdstones or fluted points. Recent auction comparables for similarly sized scrapers with documented Oklahoma provenance typically fall within the $100 to $300 range. Calculated value is heavily dependent on the intersection of craftsmanship and provenance. Limitations: This appraisal is based solely on photographic evidence and descriptions. A definitive authentication would require an in-person microscopic analysis of the 'use-wear' patterns to differentiate between ancient wear and modern agricultural damage. Furthermore, while the Guthrie location provides context, a formal provenance chain or 'find-site' documentation is necessary to reach the upper bounds of the market valuation. Without scientific verification of the calcification layers, the possibility of high-quality modern replication cannot be excluded entirely.

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