Redwall Chert
date: label: Accession Date
content: 29 Dec 2016
label: Collection Date
content: 17 Sep 1996
name: label: Collector
content: John Wittaker
label: Donor Name
content: Estate Of John D. Holland
notes: label: Notes
content: L-1275 (Redwall Chert): Collection inlcudes raw material, outer surface, and naturally-weathered specimens.
label: Notes
content: L-1275 (Redwall Chert): Redwall Chert used extensively at Grasshopper site.
label: Notes
content: Redwall Chert is a gray, light gray, concentric banding, or mottled light gray chert. When weathered it becomes yellowish and tan. It has inclusions of fossilspirifers, crinoid stems, and large horn coral. It has a very smooth, glossy, opaque texture. Deposits are nodular.
label: Notes
content: Geology remarks: Epoch- Mississippian, Form- Redwall Limestone
label: Notes
content: Location remarks: Sedimentary deposits outcrop south of Grasshopper near Blue House Mountain - both the Canyon Creek and the Slat River Draw cuts deep enough to expose Redwall cherts.
label: Notes
content: Archaeology remarks: Evidence of biface manufacture using Redwall chert found at Room 246, Grasshopper Site, located 10 miles west of Cibecue on the Fort Apache Indian reservation, Navajo County, Arizona; The pueblo is on both sides of the Salt River Draw, northern tributary of the Salt River.
label: Record Last Modified
content: 22 Nov 2019
label: Specimen Count
content: 6
place: label: Place
content: Navajo County, Arizona, 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: A598023-0
objectType: label: Object Type
content: Stone