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Welcome!
I work with the geoarchaeology of old stone: quarries, monuments, rock art. And I try to figure out about their weathering, and conservation using traditional crafts. I also burn lime the traditional way. Many of my domestic services are managed through FABRICA, a registered Norwegian company established with good partners. On this website I publish articles on geology and cultural heritage. For the joy of old stone! Per Storemyr
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Recent posts
- Soapstone in the Far South of Norway (II): The Østre Vimme Multiperiod Quarry With Very Soft Soapstone
- Soapstone in the Far South of Norway (I): The Sparsås Iron Age Quarry
- Tafoni-forvitring i larvikitt på Rakke ved Stavern
- Bioerosion of shells on the beach – and in old Norwegian lime mortars
- Madam Jørgensens 230 år gamle feltspatgruve i Narestø
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SOAPSTONE! Book on its archaeology and history!

Book: The Stones of Nidaros Cathedral

Book: QuarryScapes

Category Archives: Archaeology
Happy New Year! With a cavalcade of images from 2015
I wish to thank my clients, partners, colleagues and followers of my website for a fine year! The very best to you all for 2016! With a cavalcade of images, I would like to recapitulate a few 2015 events. First of all, I was finally able to finish my book on the history of stone quarries, which was published jointly by The Restoration Workshop of Nidaros Cathedral and the Geological Survey of Norway. But my work took me to many parts of Norway, from a Mesolithic quartz quarry near Arendal, deep down south, to the fascinating rock art at Alta, far in the north. Though I was not able to visit Egypt last year, I’m still publishing papers on the geoarchaeology of desert quarries down there, together with good colleagues. Read on! Continue reading
Posted in Ancient Egypt, Archaeology, Monument conservation, Norway, Old quarries, Rock art, Ruins
Tagged cavalcade 2015
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Madammen som rodde langs Sørlandskysten og startet et mineraleventyr på 1700-tallet. Var det sånn i steinalderen også?
Sist sommer var jeg invitert av Kulturhistorisk museum (UiO) for å undersøke et lite kvartsbrudd fra steinalderen på Kvastad mellom Arendal og Tvedestrand. Anledningen var de arkeologiske undersøkelsene som foregår i forkant av ny E18-utbygging. Det ble nok brutt litt kvarts til redskaper på Kvastad, men det ble det sikkert også i flere forekomster langs Sørlandskysten – en region svært rik på god kvarts. Hvordan fant steinalderfolket disse forekomstene? Det slo meg at Madam Jørgensen kunne være et godt bilde på tidlig mineralleting: Hun rodde langs kysten på slutten av 1700-tallet – på let etter kvarts og feltspat. Og dermed startet et lite mineraleventyr. Continue reading
Posted in Archaeology, New projects, New reports, Norway, Old mines, Old quarries
Tagged feltspat, kvarts, Madam Jørgensen, Narestø, Neskilen, Norway, Sørlandet, Tvedestrand
4 Comments
Kvernsteinsbruddene i Hyllestad: en historie i tre akter
Lihesten er selve symbolet på Hyllestad. Majestetisk ruver den over en liten kommune med et av Norges største kulturminner: kvernsteinsbruddene. Herfra ble det skipet ut håndkverner og vasskverner til store deler av Nord-Europa i vikingtid og middelalder. Men Lihesten er også et symbol på den dramatiske geologihistorien som gjorde kvernsteinsproduksjonen mulig. I denne artikkelen får du hele historien i tre akter; den første akten startet for flere hundre millioner år siden, den siste foregår nå – i friluftsmuseet Kvernsteinsparken under det ruvende fjellet. Continue reading
Posted in Archaeology, New publications, Norway, Old quarries
Tagged Hyllestad, Kvernsteinsparken, quern, rotary quern
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Beautiful Neolithic and Iron Age querns from Norway. On the history of grinding grain
The basement of the Archaeological Museum at Stavanger University holds the largest collection of grinding stones and querns found at archaeological excavations in of Norway. Dating from the Neolithic to the Middle Ages, they show the development from saddle querns to standardised rotary hand querns. The finest querns are on display in the museum, and together with the magazine objects they particularly show the early development of the rotary hand quern in Norway: From 1800 year-old, very diverse specimens to the standardised, transportable rotary quern that we know so well from the Viking Age and later, and which became an important commercial trade good. Continue reading
Posted in Ancient Egypt, Archaeology, Norway
Tagged millstone, quern, rotary quern, saddle quern, Stavanger
6 Comments
The rhyolite quarries at Bømlo in Norway: Traces of firesetting in the Neolithic
A couple of days ago I climbed the mountain Siggjo in Western Norway together with my family. Siggjo is renowned for its deposits of the volcanic stone rhyolite that was heavily used for arrow heads and other tools from c. 4000 to 2500 BC in the Norwegian Neolithic. Finally I got to see the great traces of firesetting that are present in these hilltop quarries! The traces were interpreted by archaeologist Sigmund Alsaker almost 30 years ago, and we relied on them as an important reference when conducting experiments with firesetting in the North-Norwegian Mesolithic Melsvik chert quarries two years ago – experiments that I have previously reported in my blog. Continue reading
Posted in Archaeology, Norway, Old quarries
Tagged Bømlo, firesetting, Neolithic, old quarries, rhyolite, Siggjo
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On the origin of Roman concrete
You mix burnt lime, volcanic ash and sand/gravel. Then you have the famed concrete that made the Romans able to build the Pantheon cupola, or to make underwater constructions, like big harbours. And without Roman concrete, we may not have had our modern concrete, based on Portland cement, enabling us to build ever bigger, higher and deeper. But how was Roman concrete discovered? Continue reading
Nidarosdomen og forvitring – sett fra 17 år tilbake i tid
Ganske tilfeldig kom jeg over en utgammel tekst om Nidarosdomen og forvitring her forleden. Det viste seg snart at det var en omtale av min egen doktoravhandling om temaet fra 1998; stødig ført i pennen av Hans Georg Jürgens og publisert i Universitetsavisa i Trondheim. Så leste jeg gjennom. Og fant ut at det meste har aktualitet den dag i dag. For om man googler “Nidarosdomen og forvitring”, så dukker det fortsatt opp helt tullete skremselsbilder om gigantisk luftforurensning som tærer på nasjonal-helligdommen. Nei, forvitringen på Nidarosdomen er nok mer kompleks enn som så.
Så jeg tillater meg å sitereden 17 år gamle omtalen til Hans Georg Jürgens i sin helhet. Den har tittelen:
“Nidarosdomen skranter… Continue reading
Posted in Archaeology, Monument conservation, Norway, Old quarries
Tagged forvitring, Nidaros Cathedral, Nidarosdomen, weathering
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