* Qumran-Science, First Trial in 1998 *

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Part of the Book of Psalms

The Dead Sea Provenience Project that started in 1998 concerns the Qumran Pottery found in association with the site and the caves where the Dead Sea Scrolls were found. The pottery was submitted to instrumental neutron activation analysis (INAA) to learn where the pottery was made.

The present Homepage concerns the initial collaborative project that started in 1998 between:
  • The Hebrew University of Jerusalem (Jan Gunneweg Ph.D., Archaeometrist, Archaeologist)
    The Technical University of Budapest (Marta Balla Ph.D., Geologist, Archaeologist)
    The Ecole Biblique of Jerusalem (Jean-Baptiste Humbert, O.P., Archaeologist and caretaker of Roland De Vaux's Qumran heritage)


After hundreds of publications concerning the discovery, the cleaning, photographing, restoration and the textual exegesis of the Qumran Dead Sea scrolls, it seemed to us a logical step to study the Qumran storage jars, the cups, the dishes and other ceramic containers which have been unearthed at the Qumran Complex itself and in its surrounding caves in order to learn:

* W H E R E * all these vessels were manufactured to establish the cultural interactions with people near Qumran or further away

and furthermore to establish what is the connection between the Qumran complex and the caves on the cliffs above it. When the link between the caves and the site is missing, the entire story of Qumran might fall.

Of course, it will not be easy to receive an answer to the provenience of all the vessels--otherwise one has to analyze every piece of ceramic found. It is, however, hoped that a representative sampling will see to it that one can reach a conclusion which is based on sound statistics. Meanwhile, 220 samples of all kinds of pottery have been analyzed and a picture emerges that will be of enormous importance for further Qumran research


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Sampling one of the Qumran storage jars


As is shown in Gunneweg's Homepage of his branch of work at the Hebrew University (a link to be found at the bottom of this page), it is, today, possible to trace pottery through its chemical composition to the pottery manufacture center where it was made.
The INAA technique is based on the premise that every clay source on earth has its own specific chemical composition and pottery made thereof can be recognized and told apart. If clay was altered by the potter, one obtains again another chemical composition that is characteristic to that potter or to the site where he worked.
Once the abundances of all the chemical elements are known, one may compare each analysis with those of ceramics that are classified by the archaeologists as 'locally made'and proven to be so by chemistry. Kiln wasters (misfired pottery lumps) are site specific. So are bricks, tiles, oven linings and bins for storage. A statistical match between the chemical composition of a pottery vessel and that of a waster or any of the other materials mentioned above means that one has found the place where that pottery was made.

The analytical procedure as well as some of the results of this study have been recorded on two videos of each 52 minutes, the first one entitled: Dead Sea Scrolls, Voices from the Desert
and a follow-up entitled "The Haunted Desert, Archaeology at Qumran"both made by KBYU/Scandinature Films, Sweden. They were aired by the Discovery Channel.

Also the BBC has made a documentary entitled The Secrets of the Dead Sea Scrolls , by Kick Productions


So far, we have obtained analytical results for about 200 samples of various styles of vessels found at Qumran. For most of the pottery, we have not only obtained a chemical composition, a so-called "chemical fingerprint" but also a match with a specific site. After our work will have appeared in book form, excerpts of its most important content will be recorded on our webpage so that the finds will become open to the general public

Initially, we expected to learn:

1. Is there a difference between the pottery found in the Qumran complex and that from the caves?


2. Was all or part of the sampled pottery locally made in Qumran? This will, for example, hopefully provide an answer to the question whether the people of Qumran--perhaps the Essenes--came with their own specific pottery from elsewhere or that they manufactured their own on the spot in the Qumran Complex.

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Balsam juglet with content. Was balsam produced at Qumran or elsewhere?


3. If the jars and other utensils were brought in from Jerusalem, Bethlehem, Jericho, Masada, Engedi (or from any other site for which we have INAA data), we will hopefully be able to match the chemical compositions of the analyzed Qumran pottery with those ancient pottery INAA data stored on our data banks.


4. Is it possible to "see" a difference in the pottery manufacture-technology when the analyses would point to different chemical compositions of the vessels? By the means of mineralogical studies, one may indeed be able to observe differences due to various potter's practices, such as the addition of temper to the clay or by levigation. (e.g. by Petrography)


5. By analyzing the various styles of pottery found at Qumran and similar ones from other sites, nearby and further away, will we be able to trace the interactions that certainly took place between the Essenes in Qumran and other populations so that the site of Qumran will get its long deserved archaeological link with other sites in the region.


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Cylindrical and Ovoid jars, sometimes called "Scroll Jars"


To recapitulate, one has to determine the chemical composition of pottery and the match with others, after which a re-newed stylistical study must be performed to check whether the differences in chemistry also correspond to differences as seen by stylistical studies.

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Did this kiln fire the scroll jars? The Qumran kiln with the Dead Sea on the background

At present, we have highly scientific techniques at our disposal. The Khirbet Qumran material cultural remains can be studied to extract the utmost important information to interpret Qumran archaeologically and historically.

Jan Gunneweg of the Hebrew University and J-B Humbert of the Ecole Biblique of Jerusalem are the co-editors of a Publication of the Scientific Archaeology of Qumran. The volume will appear in a joint publication of the Presses Universitaires de Fribourg, Suisse and the ecole biblique of Jerusalem.

The planned volume will be consecrated to the following subjects:
  1. Petrography and geology of Qumran
  2. Qumran Cemetery Anthropology
  3. Carbon-14 dating performed on a collection of bones, teeth and textiles
  4. X-Ray Diffraction and C14 tests on the plaster of cisterns at Qumran
  5. Provenience analyses on pottery by Thermoluminescence and Magnetic Susceptibility and Instrumental Neutron Activation
  6. A textile analysis of Qumran linen and wool and the pigments used for coloring the textiles by SEM and X-Ray Diffraction, Synchrotron and Raman microscopy
  7. A metallurgical analysis
  8. Beads found in the cemetery.


For the Content of the future Publication, see The Contents of the Scientific Qumran Publication


For the extension of the project for looking for parallel materials, see: The Cave of the Letters with letters from the Bar Kochba period.

As everything else in life, there is a price for every piece of information extracted from scientific research so that mankind may enjoy the roots of its past and learn from that to furnish the private lives of its individuals with a deeper insight into the importance of each one's existence.

The Dorot Foundation provided the initial funds, the Abraham and Lillian Rosenberg Foundation provided the rest, whilealso the O'Rourke Family Trust Foundation helped out

However, more funding would be appreciated

In case one wants to help, please, send an e-mail to:
Jan Gunneweg's E-mail


For further archaeometric pottery research, click on the Archaeometry Homepage or have a look at our home at Yemin Moshe in Jerusalem


Correspondence address:
Copyright: Jan Gunneweg, The Hebrew University, June, 2002