Hackberry Chert
date: label: Accession Date
content: 29 Dec 2016
label: Collection Date
content: 9 Feb 1994
name: label: Collector
content: Ivan Imel
label: Donor Name
content: Estate Of John D. Holland
notes: label: Notes
content: L-692 (Hackberry Chert): Direct collection from outcrop. Not a collection from archaeological context. Known collection procedure. Collection includes raw material, modern flint-knappers' work and naturally-weathered specimens.
label: Notes
content: L-692 (Hackberry Chert)
label: Notes
content: Hackberry Chert, also known as Mulberry Agate, is a red, brick red, pinks, gold, blue-gray, or cream chert. It can also be pinkish, light brown with green splotches. There is a slight color change when heat-treated to 375-450 degrees F. When weathered is becomes light brown with a beige cortex. Unsilicified dolomite remnant inclusions and twig holes with some twigs replaced by chalcedony. Very smooth to coarse granular texture. Deposits include bedded, nodular, and tabular in horizontal strata with typical Edwards Chert above and below. Also found in road cuts, in creek beds, and on hilltops.
label: Notes
content: Geology remarks: Epoch- Cretaceous
label: Notes
content: Location remarks: Sterling Co., Texas; Ivan found the same material near Garden City, Glascock Co., TX
label: Notes
content: Archaeology remarks: Mojave cultural group; Paleoindian workshops littered with debitage between Concho, Colorado, and Springs rivers strung over some 20 miles; archaic usage; Apachean, mainly Perdiz, around springs.
label: Record Last Modified
content: 22 Nov 2019
label: Specimen Count
content: 2
place: label: Place
content: Sterling County, Texas, 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: A599688-0
objectType: label: Object Type
content: Stone