Science – Society – Technology
Table 1 Mineralogy of the rocks studied
Sample | Quartz | K-Feldspar (Mic + Ort) | Albite (plagioclase) | Biotite | Muscovite/illite | Illite/smectite | Chlorite | Dolomite | Hematite | Hornblende | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|
Saint Pierre Bois | |||||||||||
 Basement—granite | |||||||||||
  WAG1 | 42 ± 2 | 25 ± 2 | 26 ± 2 | 3 ± 1 | 4 ± 1 | – | – | – | – | – | 100 |
  WAG2 | 38 ± 2 | 31 ± 2 | 25 ± 2 | 3 ± 1 | 3 ± 1 | – | – | – | – | – | 100 |
  WAG3* | 37 ± 2 | 28 ± 2 | 29 ± 2 | 3 ± 1 | 4 ± 1 | – | – | – | – | – | 101 |
 Sedimentary sequence—arkose | |||||||||||
  WAAG1* | 62 ± 2 | 21 ± 2 | 10 ± 2 | – | 5 ± 2 | – | – | – | 1.3 ± 0.2 | – | 99 |
  WAAG2 | 63 ± 2 | 22 ± 2 | 10 ± 2 | – | 4 ± 2 | – | – | – | 1.0 ± 0.2 | – | 100 |
  SPB1 | 76 ± 2 | 20 ± 2 | – | – | 3 ± 2 | – | – | – | < 0.6 | – | 99 |
  SPB2 | 72 ± 2 | 24 ± 2 | – | – | 4 ± 2 | – | – | – | 0.6 ± 0.2 | – | 101 |
  SPB3 | 80 ± 2 | 16 ± 2 | – | – | 5 ± 2 | – | – | – | < 0.6 | – | 100 |
  SPB5 | 68 ± 2 | 23 ± 2 | 4 ± 2 | – | 4 ± 2 | – | – | – | 1.2 ± 0.2 | – | 99 |
  SPB6 | 76 ± 2 | 17 ± 2 | 0.5 ± 0.2 | – | 5 ± 2 | – | – | – | < 0.6 | – | 99 |
  SPB7 | 80 ± 2 | 15 ± 2 | – | – | 4 ± 2 | – | – | – | < 0.6 | – | 99 |
  SPB8 | 81 ± 2 | 15 ± 2 | – | – | 4 ± 2 | – | – | – | < 0.6 | – | 100 |
  SPB10 | 65 ± 2 | 25 ± 2 | 5 ± 2 | – | 4 ± 2 | – | – | – | 0.7 ± 0.2 | – | 100 |
  SPB11 | 70 ± 2 | 23 ± 2 | 3 ± 1 | – | 3 ± 2 | – | – | – | < 0.6 | – | 99 |
  SPB12 | 73 ± 2 | 22 ± 2 | – | – | 4 ± 2 | – | – | – | < 0.6 | – | 100 |
Raon l’Etape | |||||||||||
 Sedimentary sequence—arkose | |||||||||||
  WPS1* | 67 ± 2 | 30 ± 2 | 1 ± 1 | – | 2 ± 1 | – | – | – | < 0.6 | – | 100 |
 Other—dolomite | |||||||||||
  WPD1* | 15 ± 2 | 6 ± 1 | – | – | 3 ± 1 | – | – | 75 ± 5 | – | – | 99 |
Waldhambach | |||||||||||
 Sedimentary sequence—arkose | |||||||||||
  TAS2* | 42 ± 2 | 6 ± 2 | 7 ± 2 | – | – | 35 ± 5 | 10 ± 2 | – | – | – | 100 |
  TAS3 | 73 ± 2 | 8 ± 2 | 13 ± 2 | – | 4 ± 2 | 20 ± 5 | 2 ± 2 | – | – | – | 100 |
 Other—hydrothermally altered andesite | |||||||||||
  TAB 1 | 16 ± 2 | 20 ± 3 | 30 ± 3 | – | – | – | 30 ± 4 | – | 4 ± 1 | – | 100 |
Albersweiler | |||||||||||
 Basement—metagranite | |||||||||||
  TPG1* | 33 ± 2 | 20 ± 1 | 42 ± 3 | 1 ± 1 | 1 ± 1 | – | 2 ± 4 | – | < 0.6 | – | 99 |
 Other—metabasite | |||||||||||
  TPDG1* | 5 ± 2 | – | 34 ± 3 | 7 ± 2 | 6 ± 1 | – | 15 ± 4 | – | 1 ± 1 | 31 ± 3 | 99 |
 Other—hydrothermally altered volcanic rock | |||||||||||
  TPV1* | 17 ± 2 | 18 ± 1 | 18 ± 3 | – | – | – | 30 ± 4 | 6 ± 1 | 10 ± 1 | – | 99 |
 Sedimentary sequence—breccia | |||||||||||
  TPSC1* | 32 ± 2 | 11 ± 3 | 20 ± 3 | – | 35 ± 5 | – | – | – | 2 ± 1 | – | 100 |