AI identification & appraisal estimate

Paleolithic Chert Hand Axe Scraper

Submitted photo of Paleolithic Chert Hand Axe Scraper
Photo submitted by the user — not generated by AI

User's notes

Paleolithic chert Hand axe scraper tool found in Guthrie Ok measuring 4" 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–$85

AI estimate as of February 19, 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

A prehistoric utilitarian stone tool measuring approximately 4 inches by 3 inches, identified as a hand axe or scraper. The item is fashionedจาก chert, presenting a variegated color palette that includes creamy off-white, buff, and significant areas of dark grey to black mineral staining or cortex. This specimen exhibits characteristic lithic reduction through conchoidal fracturing; however, much of the surface appears heavily weathered with a thick, dull patina and rounded edges, suggesting substantial age and potential water tumbling or long-term soil exposure. The object features a robust, thick base designed to fit comfortably in the palm, tapering toward a more refined edge used for cutting or scraping. There is visible step-fracturing and irregular percussion scarring consistent with Paleolithic manufacture techniques rather than natural erosion. Its condition is ancient and worn, with heavy mineral deposit buildup and a lack of fresh luster, indicating it has not been recently knapped. While no maker's marks exist on such an artifact, the deliberate shape and ergonomic grip points are evidence of human craftsmanship. From an appraisal standpoint, the provenance of Guthrie, Oklahoma, suggests it originates from the Great Plains lithic traditions of North America.

AI Appraisal Report

Based on my examination of the provided imagery and descriptions, this 4 x 3 inch chert tool displays characteristics consistent with a domestic utilitarian scraper or hand axe from North American lithic traditions. The variegated chert exhibits significant patination and a thick mineral cortex, which, along with the dulling of the edges and step-fracturing, suggests an ancient origin rather than modern knapping. The ergonomic design and percussion scarring align with Paleolithic reduction techniques common to the Great Plains region. In the current market, lithic artifacts of this type are relatively common, keeping values accessible. Comparable unprovenanced surface finds from Oklahoma typically sell within the $40 to $100 range. Higher valuations are generally reserved for tools made of exotic high-grade materials (such as Alibates flint) or those found in situ with documented archaeological context. The primary factor limiting the value of this specimen is the lack of a specific site provenance and the commonality of the tool type. Please note that while the visual evidence of conchoidal weathering and mineral staining suggests antiquity, a definitive authentication cannot be performed via images alone. A physical inspection by a lithic specialist to examine microscopic wear patterns and edge-crushing, along with formal documentation of the discovery location, would be required to rule out more recent 'field finds' or natural geofacts. For insurance or sale purposes, this is classified as a genuine prehistoric utilitarian object of modest value.

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