Oneota Chert
date: label: Accession Date
content: 29 Dec 2016
label: Collection Date
content: Not given
name: label: Collector
content: J. D. Holland
label: Donor Name
content: Estate Of John D. Holland
notes: label: Notes
content: L-807 (Oneota Chert): Direct collection from outcrop. Not a collection from archaeological context. Known collection procedure. Collection includes raw material, outer surface, and naturally-weathered specimens.
label: Notes
content: L-807 (Oneota Chert)
label: Notes
content: Oneota Chert is also known as Harmilda Chert, Starved Rock, Shakopee, Prarie Du Chien, or Utica. It is concentrically banded with white, yellowish gray, olive gray, grayish orange, and light to dark gray brands. It also may be white to gray, white and gray marbeled. It becomes patchy pink and red, satiny or waxy luster when heat-treated. Occassionally has oolite inclusions. It has a oolitic texture that is coarse to medium, opaque with a dull to waxy luster. Deposits occur in a dolomite matrix as large spherical masses up to 50 cm in diameter, often with hollow, quartz-lined cores. SEE ALSO: UTICA
label: Notes
content: Geology remarks: Epoch- Ordovician, Series- Lower Ordovician, Group- Prarie du Chien, Form- Oneota
label: Notes
content: Location remarks: Utica Quarry, LaSalle Co., Illinois; Outcrops in extreme northeast Iowa and adjacent areas of Minnesota and Wisconsin; Fox River bluffs, Sheridan, LaSalle County, Illinois.
label: Record Last Modified
content: 22 Nov 2019
label: Specimen Count
content: 2
place: label: Place
content: La Crosse County, Wisconsin, 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: A599831-0
objectType: label: Object Type
content: Stone