Experimental Barley Flour Production in 12,500-Year-Old Rock-Cut Mortars in Southwestern Asia.

Experimental archaeology at a Natufian site in the Southern Levant documents for the first time the use of 12,500-year-old rock-cut mortars for producing wild barley flour, some 2,000 to 3,000 years before cereal cultivation. Our reconstruction involved processing wild barley on the prehistoric thre...

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Main Authors: David Eitam, Mordechai Kislev, Adiel Karty, Ofer Bar-Yosef
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2015-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC4521830?pdf=render
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author David Eitam
Mordechai Kislev
Adiel Karty
Ofer Bar-Yosef
author_facet David Eitam
Mordechai Kislev
Adiel Karty
Ofer Bar-Yosef
author_sort David Eitam
collection DOAJ
description Experimental archaeology at a Natufian site in the Southern Levant documents for the first time the use of 12,500-year-old rock-cut mortars for producing wild barley flour, some 2,000 to 3,000 years before cereal cultivation. Our reconstruction involved processing wild barley on the prehistoric threshing floor, followed by use of the conical mortars (a common feature in Natufian sites), thereby demonstrating the efficient peeling and milling of hulled grains. This discovery complements nearly 80 years of investigations suggesting that the Natufians regularly harvested almost-ripe wild cereals using sickles hafted with flint blades. Sickles had been replicated in the past and tested in the field for harvesting cereals, thusly obtaining the characteristic sheen along the edge of the hafted flint blades as found in Natufian remnants. Here we report that Natufian wide and narrow conical mortars enabled the processing of wild barley for making the groats and fine flour that provided considerable quantities of nourishment. Dishes in the Early Natufian (15,000-13,500 CalBP) were groat meals and porridge and subsequently, in the Late Natufian (13,500-11,700 CalBP), we suggest that unleavened bread made from fine flour was added. These food preparing techniques widened the dietary breadth of the sedentary Natufian hunter-gatherers, paving the way to the emergence of farming communities, the hallmark of the Neolithic Revolution.
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spelling doaj.art-770baf1d2bb34404816a396d97bcc3062022-12-22T02:02:07ZengPublic Library of Science (PLoS)PLoS ONE1932-62032015-01-01107e013330610.1371/journal.pone.0133306Experimental Barley Flour Production in 12,500-Year-Old Rock-Cut Mortars in Southwestern Asia.David EitamMordechai KislevAdiel KartyOfer Bar-YosefExperimental archaeology at a Natufian site in the Southern Levant documents for the first time the use of 12,500-year-old rock-cut mortars for producing wild barley flour, some 2,000 to 3,000 years before cereal cultivation. Our reconstruction involved processing wild barley on the prehistoric threshing floor, followed by use of the conical mortars (a common feature in Natufian sites), thereby demonstrating the efficient peeling and milling of hulled grains. This discovery complements nearly 80 years of investigations suggesting that the Natufians regularly harvested almost-ripe wild cereals using sickles hafted with flint blades. Sickles had been replicated in the past and tested in the field for harvesting cereals, thusly obtaining the characteristic sheen along the edge of the hafted flint blades as found in Natufian remnants. Here we report that Natufian wide and narrow conical mortars enabled the processing of wild barley for making the groats and fine flour that provided considerable quantities of nourishment. Dishes in the Early Natufian (15,000-13,500 CalBP) were groat meals and porridge and subsequently, in the Late Natufian (13,500-11,700 CalBP), we suggest that unleavened bread made from fine flour was added. These food preparing techniques widened the dietary breadth of the sedentary Natufian hunter-gatherers, paving the way to the emergence of farming communities, the hallmark of the Neolithic Revolution.http://europepmc.org/articles/PMC4521830?pdf=render
spellingShingle David Eitam
Mordechai Kislev
Adiel Karty
Ofer Bar-Yosef
Experimental Barley Flour Production in 12,500-Year-Old Rock-Cut Mortars in Southwestern Asia.
PLoS ONE
title Experimental Barley Flour Production in 12,500-Year-Old Rock-Cut Mortars in Southwestern Asia.
title_full Experimental Barley Flour Production in 12,500-Year-Old Rock-Cut Mortars in Southwestern Asia.
title_fullStr Experimental Barley Flour Production in 12,500-Year-Old Rock-Cut Mortars in Southwestern Asia.
title_full_unstemmed Experimental Barley Flour Production in 12,500-Year-Old Rock-Cut Mortars in Southwestern Asia.
title_short Experimental Barley Flour Production in 12,500-Year-Old Rock-Cut Mortars in Southwestern Asia.
title_sort experimental barley flour production in 12 500 year old rock cut mortars in southwestern asia
url http://europepmc.org/articles/PMC4521830?pdf=render
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AT adielkarty experimentalbarleyflourproductionin12500yearoldrockcutmortarsinsouthwesternasia
AT oferbaryosef experimentalbarleyflourproductionin12500yearoldrockcutmortarsinsouthwesternasia