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Table 3 Estimation of abundance of magmatic quartz, recrystallized quartz in coarse-grained domains, and recrystallized quartz in fine-grained domains for relatively undeformed Rotondo granite samples (sample location in tunnel meter, TM)

From: Geology along the Bedretto tunnel: kinematic and geochronological constraints on the evolution of the Gotthard Massif (Central Alps)

TM

Magmatic

Coarse-grained

Fine-grained

1258

x

xxx

−

1755

−

x

xxx

2253

x

xxx

−

2742

x

−

xxx

3247

xx

xx

−

3751

−

xxx

x

4253

−

xxx

−

4759

−

xxx

−

5158

−

xxx

−

  1. xxx = dominantly present, xx = abundantly present, x = slightly present, − = not present