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2 3/4" Dalton, Burlington Chert, Found in Illinois, Davis COA: 2 3/4" Dalton, Burlington Chert, Found in Illinois, Davis COA

Jul 12, 2026

2 3/4" Dalton, Burlington Chert, Found in Illinois, Davis COA

Heartland Artifact Auctions

$10

3 3/8" Sedalia/Nebo Hill, Burlington Chert, Field Find: 3 3/8" Sedalia/Nebo Hill, Burlington Chert, Field Find

Jul 12, 2026

3 3/8" Sedalia/Nebo Hill, Burlington Chert, Field Find

Heartland Artifact Auctions

$10

(1 bid)

4 3/8" Chesterfield, Burlington Chert, Scott County, Illinois, Found by Trace Kauffman: 4 3/8" Chesterfield, Burlington Chert, Scott County, Illinois, Found by Trace Kauffman

Jul 12, 2026

4 3/8" Chesterfield, Burlington Chert, Scott County, Illinois, Found by Trace Kauffman

Heartland Artifact Auctions

$10

7 1/2" Burlington Chert Platter, Found in Fulton County, Illinois by Dean Dowling: 7 1/2" Burlington Chert Platter, Found in Fulton County, Illinois by Dean Dowling

Jul 12, 2026

7 1/2" Burlington Chert Platter, Found in Fulton County, Illinois by Dean Dowling

Heartland Artifact Auctions

$10

3 9/16" Smith, Colorful Mozarkite Chert, Found in Pettis County, Missouri by Bill Cook, Ex. Ryan: 3 9/16" Smith, Colorful Mozarkite Chert, Found in Pettis County, Missouri by Bill Cook, Ex. Ryan Keele Collection

Jul 12, 2026

3 9/16" Smith, Colorful Mozarkite Chert, Found in Pettis County, Missouri by Bill Cook, Ex. Ryan

Heartland Artifact Auctions

$10

2 9/16" Dalton, Found in Benton Co., Missouri, Ex. George Wolf Collection, Keele COA: 2 9/16" Dalton, Found in Benton Co., Missouri, Ex. George Wolf Collection, Keele COA

Jul 12, 2026

2 9/16" Dalton, Found in Benton Co., Missouri, Ex. George Wolf Collection, Keele COA

Heartland Artifact Auctions

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SLOAN AND SLOAN 18K YELLOW GOLD CITRINE STUD EARRINGS: Title: SLOAN AND SLOAN 18K YELLOW GOLD CITRINE STUD EARRINGS Description: Fine Jewelry, Arts & Antiques Purveyors and Purchasers of Antique and Estate Pieces , , N-EOO 18K YELLOW GOLD

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SLOAN AND SLOAN 18K YELLOW GOLD CITRINE STUD EARRINGS

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Ron Sloan (US,20C) watercolor painting: ARTIST: Ron Sloan (American, 20 century) TITLE: Military Uniforms, Gibralta II YEAR: 1984 MEDIUM: watercolor on paper. Paper applied to board. CONDITION:

Sep 13, 2026

Ron Sloan (US,20C) watercolor painting

Broward Auction Gallery

$10

Michael Sloan- Limited edition lithograph on paper: Artist: Michael Sloan. Medium: Limited edition lithograph on paper. Size: 24" x 30". Signature: Hand Signed and numbered. Reference#: 25217.

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Michael Sloan- Limited edition lithograph on paper

Robinhood Auctions

$525

Michael Sloan- Limited edition lithograph on paper: Artist: Michael Sloan. Medium: Limited edition lithograph on paper. Size: 24" x 30". Signature: Hand Signed and numbered. Reference#: 87151.

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Michael Sloan- Limited edition lithograph on paper

Robinhood Auctions

$525

Michael Sloan- Limited edition lithograph on paper: Artist: Michael Sloan. Medium: Limited edition lithograph on paper. Size: 24" x 30". Signature: Hand Signed and numbered. Reference#: 25217.

7 days Left

Michael Sloan- Limited edition lithograph on paper

Robinhood Auctions

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Burlington Model A 14K Gold Filled Pocket Watch 21 Jewels: Burlington Model A 14K Gold Filled Pocket Watch 21 Jewels This is a vintage men's Burlington pocket watch crafted with a 14K gold filled case. Manufactured in 1928 in the United States, the watch feat

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Burlington Model A 14K Gold Filled Pocket Watch 21 Jewels

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10000 past auction results for "knox-chert"

Browse a record of outcomes from past auctions, including sale prices and unsold items.

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6 9/16" x 1 5/8" Dalton (Sloan Variety), Burlington Chert, Jefferson Co, Missouri, COA Stermer: 6 9/16" x 1 5/8" Dalton (Sloan Variety), Burlington Chert, Jefferson Co, Missouri, COA Stermer

2026

6 9/16" x 1 5/8" Dalton (Sloan Variety), Burlington Chert, Jefferson Co, Missouri, COA Stermer

Heartland Artifact AuctionsQuincy, IL

3 3/4" x 1 9/16" Dalton Knife, Motley/Leithoff COA, Mozarkite/Jeff City Chert, Morgan Co., Missouri: 3 3/4" x 1 9/16" Dalton Knife, Motley/Leithoff COA, Mozarkite/Jeff City Chert, Morgan Co., Missouri

2026

3 3/4" x 1 9/16" Dalton Knife, Motley/Leithoff COA, Mozarkite/Jeff City Chert, Morgan Co., Missouri

Heartland Artifact AuctionsQuincy, IL

2 3/4" x 15/16" Scottsbluff, Dickey COA, Edwards Plateau Chert, Found in Central Texas: 2 3/4" x 15/16" Scottsbluff, Dickey COA, Edwards Plateau Chert, Found in Central Texas

2026

2 3/4" x 15/16" Scottsbluff, Dickey COA, Edwards Plateau Chert, Found in Central Texas

Heartland Artifact AuctionsQuincy, IL

3 5/16" x 1 1/8" Raddatz Side Notched, Ft Payne Chert or Similar, Kentucky near Sonora, COA Dickey: 3 5/16" x 1 1/8" Raddatz Side Notched, Ft Payne Chert or Similar, Kentucky near Sonora, COA Dickey

2026

3 5/16" x 1 1/8" Raddatz Side Notched, Ft Payne Chert or Similar, Kentucky near Sonora, COA Dickey

Heartland Artifact AuctionsQuincy, IL

6 1/16" x 1 5/8" Suwanee (Broken & Restored), Coastal Plains Chert or Similar, Florida, COA Dickey: 6 1/16" x 1 5/8" Suwanee (Broken & Restored), Coastal Plains Chert or Similar, Florida, COA Dickey

2026

6 1/16" x 1 5/8" Suwanee (Broken & Restored), Coastal Plains Chert or Similar, Florida, COA Dickey

Heartland Artifact AuctionsQuincy, IL

2 3/8" x 1 1/4" Animal Effigy, Burlington Chert, Pike Co., Illinois, COA Motley and Leithoff: 2 3/8" x 1 1/4" Animal Effigy, Burlington Chert, Pike Co., Illinois, COA Motley and Leithoff

2026

2 3/8" x 1 1/4" Animal Effigy, Burlington Chert, Pike Co., Illinois, COA Motley and Leithoff

Heartland Artifact AuctionsQuincy, IL

Beaver Lake - Winterset chert: Winterset chert projectile point measuring 2 3/8 inches long. Dark gray to black chert with banded layering and small areas of reddish iron staining. Bifacial flaking along a narrow lanceolate blade l

2026

Beaver Lake - Winterset chert

Caliburn Auction House Republic, MO

Nebo hill - Winterset chert: Gray to bluish Winterset chert lanceolate point with narrow tapered blade and bifacial flaking. Blade shows pronounced ripple-like flake scars and a slightly squared basal area with multiple edge remo

2026

Nebo hill - Winterset chert

Caliburn Auction House Republic, MO

4 Winterset Chert Arrowheads: Four chert arrowheads in varied gray to black tones, each knapped to a narrow lanceolate point with distinct stemmed bases. Surfaces display pronounced flake scars and fine edge retouch, with one piec

2026

4 Winterset Chert Arrowheads

Caliburn Auction House Republic, MO

Stanfield, Reeds Spring chert: Reed's Spring chert biface with a long, narrow blade and pronounced bilateral flake scars. Surface displays gray-green coloration with tan cortex patches and scattered brown mineral staining along one

2026

Stanfield, Reeds Spring chert

Caliburn Auction House Republic, MO

Dalton, Translucent Chert, Stermer COA: Dalton point fashioned from translucent beige-gray chert, measuring 2 15/16 inches long. Bifacially flaked with fine serrations along the blade, a gently concave basal edge and an expanded auriculate

2026

Dalton, Translucent Chert, Stermer COA

Caliburn Auction House Republic, MO

Snyder- beautiful Reeds Spring chert: Reeds Spring chert point measures 1 3/4 in and shows striking two-tone banding of tan and dark gray. Bifacial flaking and fine pressure retouch form pronounced side notches and a clipped basal area su

2026

Snyder- beautiful Reeds Spring chert

Caliburn Auction House Republic, MO

Hardin, Excello chert: Hardin point crafted from glossy black Excello chert with a triangular, bifacially flaked blade. Shouldered stem and distinct basal notches lead to a slightly expanded base with pronounced flake scars

2026

Hardin, Excello chert

Caliburn Auction House Republic, MO

Avonlea Point, Motley COA: Avonlea-style projectile point fashioned from high-grade Florence chert, measuring 1 1/2 inches long. Gray chert displays subtle brown toning and light mineral deposits with prominent flake scars on b

2026

Avonlea Point, Motley COA

Caliburn Auction House Republic, MO

Rice Side Notched, Motley COA: Rice-style side-notched point fashioned from dark gray-green Permian chert, exhibiting light mineral inclusions and white flecking across the surface. Bifacial percussion and pressure flake scars form

2026

Rice Side Notched, Motley COA

Caliburn Auction House Republic, MO

Diverse Frame of Flint Arrowheads: Assortment of flint and chert projectile points and fragments representing several classic point types including dovetail, Kirk, Eva, Rice, Snyder, and Scottsbluff examples. Pieces exhibit bifacial fl

2026

Diverse Frame of Flint Arrowheads

Caliburn Auction House Republic, MO

Red Ochre Blade: Flaked stone blade with a leaf-shaped outline and evident bifacial percussion flaking. Light tan-to-beige chert shows subtle reddish-brown ochre staining and small natural pitting across surfaces. Edg

2026

Red Ochre Blade

Caliburn Auction House Republic, MO

Colorful Frame of Midwestern Points: Assorted flaked stone projectile points in a variety of colors and materials including Winterset, Mozarkite, and heat-treated Burlington chert. Shapes feature lanceolate, stemmed, and notched forms wi

2026

Colorful Frame of Midwestern Points

Caliburn Auction House Republic, MO

Snyders Point, Motley COA: Snyders-style projectile point fashioned from heat-treated Burlington chert, measuring 2 1/16 inches in length. Pale tan to cream coloration with darker mineral flecks, bifacial flaking, pronounced si

2026

Snyders Point, Motley COA

Caliburn Auction House Republic, MO

Avonlea Point, Motley COA: Avonlea-style projectile point crafted from brown Niobrara chert with pronounced bifacial pressure flaking and visible flake scar texture across the blade. Tapered lanceolate blade terminates above a

2026

Avonlea Point, Motley COA

Caliburn Auction House Republic, MO

Stanfield Blade - 3 7/8in: Stanfield-style lanceolate blade, 3 7/8-inch length, fashioned from Burlington chert in cream-to-tan tones with areas of orange-brown staining. Both faces exhibit pronounced flake scars and marginal r

2026

Stanfield Blade - 3 7/8in

Caliburn Auction House Republic, MO

Dalton: Triangular flaked stone projectile point with pronounced basal notches forming a forked, stemmed base. Light brown-to-tan chert displays whitish patterned patination across both faces and small dark m

2026

Caliburn Auction House Republic, MO

Dalton: Dalton-style flaked stone point with a narrow, tapered triangular blade and pronounced barbed base. Pale cream chert exhibits bifacial flaking with distinct percussion scars and small mineral inclusio

2026

Caliburn Auction House Republic, MO

Meserve (Dalton Variant), Stermer, COA: Meserve-style Dalton-variant projectile point worked from variegated brown chert with a narrow triangular blade and pronounced basal notches forming a concave stem. Fine pressure flaking along the bla

2026

Meserve (Dalton Variant), Stermer, COA

Caliburn Auction House Republic, MO

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