Keyser (AKA Tipton) Chert
date: label: Accession Date
content: 29 Dec 2016
label: Collection Date
content: 13 Dec 2000
name: label: Collector
content: Skelly
label: Collector
content: Loy
label: Collector
content: Debbie Lahgner
label: Donor Name
content: Estate Of John D. Holland
notes: label: Notes
content: L-1771 (Keyser Chert): Not a direct collection from outcrop. Collection from archaeological context.
label: Notes
content: L-1771 (Keyser Chert): Keyser Formation; Upper Silurian.
label: Notes
content: Keyser Chert, also known as Bedford, Bedford County, or Tipton, is a light gray, dark gray, bluish gray, or black chert. It can also be medium gray or dense black with this white veins of quartz. When weathered it has a light brown patina. It has a smooth to glossy texture. Deposits include bedded. It may have this white veins of quartz.
label: Notes
content: Geology remarks: Epoch- Silurian, Series- Upper Silurian into Lower Devonian, Form- Keyser
label: Notes
content: Location remarks: Hyndman, Bedford County, PA; Tipton, Centre County, PA; Abandoned quarry in Everett, PA.
label: Notes
content: Archaeology remarks: Used extensively in Bedford and Blair Counties, PA.
label: Record Last Modified
content: 22 Nov 2019
label: Specimen Count
content: 4
place: label: Place
content: Tipton, Blair County, Pennsylvania, 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: A599384-0
objectType: label: Object Type
content: Stone