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Fig. 8 | Progress in Earth and Planetary Science

Fig. 8

From: In situ investigation of stone heritage sites for conservation purposes: a case study of the Székesfehérvár Ruin Garden in Hungary

Fig. 8

Profiles of the different lithotypes measured in situ showing the average values of the demanded drilling forces versus the drilled depth from the surface to the interior of the material: oolitic limestone (OL), shelly limestone (SL), sandy calcarenite (SC), red limestone (RL), foraminifera-bearing limestone (FL), travertine (T), rhyolite (Rh) and marble (M)

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