Table 5 Interface ranking of the mechanical preservation potential
From: The use of mineral interfaces in sand-sized volcanic rock fragments to infer mechanical durability
No-isomineralic interfaces | |||||||
Interfaces involving an opaque crystal and a silicate crystal: Op/Px> > Op/Pl> > Op/Hbl> > Op/Ol> > Op/Bt | |||||||
Interface | AL-3-m | Fi-3-m | SA-1-m | PN-1-m | STR-1-m | STR-9-m | TOT% |
Op/Px | 50 | 39 | 104 | 67 | 29 | 123 | 30.98 |
Op/Pl | 17 | 19 | 189 | 31 | 0 | 56 | 23.46 |
Op/Hbl | 48 | 48 | 35 | 167 | 0 | 8 | 23.01 |
Op/Ol | 53 | 27 | 26 | 0 | 81 | 81 | 20.15 |
Op/Bt | 0 | 2 | 8 | 22 | 0 | 0 | 2.41 |
Interfaces involving an olivine crystal: Ol/Pl> > Ol/Px> > Ol/Idd> > Ol/Hbl | |||||||
Interface | AL-3-m | Fi-3-m | SA-1-m | PN-1-m | STR-1-m | STR-9-m | TOT% |
Ol/Pl | 31 | 11 | 18 | 0 | 19 | 18 | 49.74 |
Ol/Px | 19 | 9 | 2 | 0 | 14 | 16 | 30.77 |
Ol/Idd | 13 | 9 | 0 | 0 | 0 | 4 | 13.33 |
Ol/Hbl | 0 | 0 | 0 | 0 | 12 | 0 | 6.15 |
Interfaces involving a phyllosilicate crystal: Bt/Op> > Bt/Pl> > Bt/Px> > Bt/ Hbl | |||||||
Interface | AL-3-m | Fi-3-m | SA-1-m | PN-1-m | STR-1-m | STR-9-m | TOT% |
Bt/Op | 0 | 2 | 8 | 22 | 0 | 0 | 58.18 |
Bt/Pl | 0 | 6 | 0 | 6 | 0 | 0 | 21.82 |
Bt/Px | 0 | 1 | 5 | 0 | 2 | 0 | 14.55 |
Bt/Hbl | 0 | 0 | 0 | 3 | 0 | 0 | 5.45 |
Interfaces involving a pyroxene crystal: Px/Pl>>/Px/Horn> > Px/Bt | |||||||
Interface | AL-3-m | Fi-3-m | SA-1-m | PN-1-m | STR-1-m | STR-9-m | TOT% |
Px/Pl | 31 | 31 | 89 | 15 | 21 | 15 | 93.95 |
Px/Hbl | 4 | 3 | 0 | 0 | 0 | 4 | 5.116 |
Px/Bt | 0 | 0 | 0 | 0 | 2 | 0 | 0.93 |
Interfaces involving an amphibole crystal: Hbl/Op> > Hbl/Pl> > Hbl/Ol> > Hbl/Px> > Hbl/Bt | |||||||
Interface | AL-3-m | Fi-3-m | SA-1-m | PN-1-m | STR-1-m | STR-9-m | TOT% |
Hbl/Op | 48 | 48 | 35 | 167 | 0 | 8 | 71.50 |
Hbl/Pl | 23 | 3 | 8 | 57 | 0 | 0 | 21.26 |
Hbl/Ol | 5 | 0 | 0 | 0 | 12 | 0 | 3.97 |
Hbl/Px | 4 | 3 | 0 | 0 | 0 | 4 | 2.57 |
Hbl/Bt | 0 | 0 | 0 | 3 | 0 | 0 | 0.70 |
No-isostructural interfaces | |||||||
Glass-rich: Pl/Glgr> > Px/Glgr> > Ol/Glgr> > Op/Glgr> > Hbl/Glgr> > Bt/Glgr> > Idd/Glgr | |||||||
Interface | AL-3-m | Fi-3-m | SA-1-m | PN-1-m | STR-1-m | STR-9-m | TOT% |
Pl/Glgr | 604 | 249 | 929 | 400 | 756 | 540 | 57.42 |
Px/Glgr | 236 | 95 | 328 | 76 | 131 | 143 | 16.66 |
Ol/Glgr | 141 | 63 | 73 | 18 | 203 | 269 | 12.66 |
Op/Glgr | 101 | 63 | 130 | 171 | 0 | 10 | 7.84 |
Hbl/Glgr | 83 | 26 | 26 | 130 | 7 | 8 | 4.62 |
Bt/Glgr | 0 | 14 | 10 | 18 | 2 | 0 | 0.73 |
Idd/Glgr | 0 | 0 | 0 | 0 | 0 | 4 | 0.07 |
Glass-poor or microlitic: Pl/Migr> > Op/Migr> > Px/Migr> > Ol/Migr> > Hbl/Migr | |||||||
Interface | AL-3-m | Fi-3-m | SA-1-m | PN-1-m | STR-1-m | STR-9-m | TOT% |
Pl/Migr | 28 | 11 | 250 | 4 | 0 | 0 | 50.52 |
Op/Migr | 21 | 0 | 126 | 3 | 0 | 0 | 25.86 |
Px/Migr | 5 | 0 | 105 | 1 | 0 | 0 | 19.14 |
Ol/Migr | 8 | 9 | 0 | 0 | 0 | 0 | 2.93 |
Hbl/Migr | 3 | 0 | 0 | 6 | 0 | 0 | 1.55 |
Isomineralic interfaces: Pl/Pl> > Px/Px> > Ol/Ol> > Op/Op> > Hbl/Hbl> > Bt/Bt | |||||||
Interface | AL-3-m | Fi-3-m | SA-1-m | PN-1-m | STR-1-m | STR-9-m | TOT% |
Pl/Pl | 86 | 88 | 184 | 41 | 103 | 98 | 71.77 |
Px/Px | 13 | 26 | 65 | 8 | 13 | 9 | 16.03 |
Ol/Ol | 15 | 11 | 1 | 2 | 10 | 25 | 7.66 |
Op/Op | 8 | 6 | 2 | 3 | 0 | 0 | 2.27 |
Hbl/Hbl | 10 | 2 | 0 | 6 | 0 | 0 | 2.15 |
Bt/Bt | 0 | 1 | 0 | 0 | 0 | 0 | 0.12 |