Lake St. John Chalcedony
date: label: Accession Date
content: 29 Dec 2016
label: Collection Date
content: Not given
name: label: Collector
content: A. Chicoutimi
label: Collector
content: Yvon Codere
label: Donor Name
content: Estate Of John D. Holland
notes: label: Notes
content: L-936 (Lake St. John Chacedony): Unknown collection procedure. Collection includes raw materials and outer surface.
label: Notes
content: L-936 (Lake St. John Chalcedony)
label: Notes
content: Lake Saint John Chalcedony is a pale gray to medium gray, sometimes bluish white. No physical change when heat-treated, but Codere states that the material knaps better when heated. It has poor flaking qualities. Deposits include concretions in limestone up to 30 cm in diameter.
label: Notes
content: Geology remarks: Epoch- Ordovician, Group- Trenton, Form- Richmond
label: Notes
content: Location remarks: Couleuvres Island, southwest side of Lake St. John, Quebec
label: Notes
content: Archaeology remarks: Was knapped bipolarly (Codere 1994)
label: Record Last Modified
content: 22 Nov 2019
label: Specimen Count
content: 1
place: label: Place
content: Lake St. John, Quebec, Canada, 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: A599549-0
objectType: label: Object Type
content: Stone