13.02.2018 Views

Spännande stenplatser i Storvretabygden. Galmmal kultursten och stenhuggning. Del 2 Borrkluvet stenmaterial. Sven-Inge Windahl 2018

Traces of the use of stone splitting using old, manual drilling techniques in forest and field in the neighbourhood of Storvreta village (Uppsala county, Sweden).

Traces of the use of stone splitting using old, manual drilling techniques in forest and field in the neighbourhood of Storvreta village (Uppsala county, Sweden).

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Två klyvtekniker med borr, som samsas på en <strong>och</strong> samma sten: enkelhålsklyvning<br />

(med ett enda djupt klyvhål) till höger <strong>och</strong> radklyvning med flera tätt satta klyvhål i<br />

rad till vänster (skogsmark i Stenhemstrakten).

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