Glass Buttes Obsidian
date: label: Accession Date
content: 29 Dec 2016
label: Collection Date
content: 29 Apr 1990
name: label: Collector
content: Bob Patten
label: Donor Name
content: Estate Of John D. Holland
notes: label: Notes
content: L-553 (Glass Buttes Obsidian): Direct collection from outcrop. Provenience includes bedrock. Not a collection from archaeological context. Collection includes raw material, outer surface, and naturally-weathered specimens.
label: Notes
content: L-553 (Glass Buttes Obsidian)
label: Notes
content: Glass Buttes Obsidian is a black, brown, green, or mottled black-brown obsidian. The color becomes dull when heat-treated. When weathered it becomes light gray. It has a vitreous texture. Deposits include lava flows.
label: Notes
content: Geology remarks: n.d.
label: Notes
content: Location remarks: Glass Buttes are located immediately south of U.S. Route in Lake County, Oregon
label: Notes
content: Archaeology remarks: Used throughout all cultural periods; Glass Buttes because of the abundant amount of obsidian was termed "a busy Indian munitions factory" by H.C. Dake
label: Record Last Modified
content: 22 Nov 2019
label: Specimen Count
content: 1
place: label: Place
content: Glass Buttes, Lake County, Oregon, 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: A599330-0
objectType: label: Object Type
content: Stone