Brassfield Chert
date: label: Accession Date
content: 29 Dec 2016
label: Collection Date
content: Sep 1990
name: label: Collector
content: Bob Winters
label: Donor Name
content: Estate Of John D. Holland
notes: label: Notes
content: L-676 (Brassfield Chert): Direct collection from outcrop. Provenience includes float/residuum. Not a collection from archaeological context. Known collection procedure. Collection includes raw material, outer surface, and naturally-weathered specimens.
label: Notes
content: L-676 (Brassfield Chert)
label: Notes
content: Brassfield chert is also known as Brush Creek, Chalk Ridge, Four Mile Creek, Laurel, Raisch-Smith, and Salamonie. It varies in color from white and light gray, to very pale orange (10YR 8/2); very light gray (N8); medium bluish gray (5B 5/1); and a dirty gray when weathered.. It is a smooth to coarse chert, with echinoderm plates, bryozan colonies, brachipod valve fragments, and sponge spicule inclusions.
label: Notes
content: Geology remarks: Epoch- Silurian, Stage- Alexandrian & Niagran, Group- Clinton, Form- Brassfield
label: Notes
content: Location remarks: Route 41 road cut, Southeast side of the Ohio Brush Creek Bridge, Meigs Township, Adams County, Ohio.
label: Notes
content: Archaeology remarks: n.d.
label: Record Last Modified
content: 22 Nov 2019
label: Specimen Count
content: 6
place: label: Place
content: Lyles, Hickman County, Tennessee, United States, North America
topic: label: Topic
content: Archaeology
setName: label: See more items in
content: Anthropology
dataSource: label: Data Source
content: NMNH - Anthropology Dept.
identifier: label: Accession Number
content: 2071475
label: USNM Number
content: A599604-0
objectType: label: Object Type
content: Stone