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Table 1 Densities in kg \(\cdot\) m−3 of the main lithologies, for Models 3 to 7 as described in the text

From: A gravimetric assessment of the Gotthard Base Tunnel geological model: insights from a novel gravity terrain-adaptation correction and rock physics data

Lithology

Model.3

Model.4

Model.5

Model.6

Model.7

Amphibolite

2861

3006

2648

3180

2700

Dolomite

2885

2540

2081

2885

2700

Gneiss

2710

2687

2587

2790

2700

Granite

2665

2606

2392

2772

2700

Quaternary

2200

1776

1700

2400

2700

Schist

2718

2715

2622

2808

2700

Vulcanite

2650

2641

2531

2716

2700