Fabric Code: tpr252

Malakula hornblendic

Plagioclase and hornblende with felsitic volcanic rock fragments.

Sites:

Mineral and Rock Abundances

None (0) Minor (1) Few (2) Common (3) Frequent (4) Major (5) Very Dominant (6)
0% 0-5% 5-15% 15-30 % 30-50% 50-70% 70-100%

Name Cal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ SpinelIg./Met. Rocks Sed. Rocks Grog Lithics/ Region
Max 0 0 3 0 3 2 0 0 0 0 0 6 0 0 felsitic, microlitic, vitric
Min 0 0 3 0 2 2 0 0 0 0 0 4 0 0 Vanuatu

Representative slides:

Slide Site Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_49_18 Rano (Malakula) Malakula 0 0 3 0 2 2 0 0 0 0 0 5 0 0 felsitic, microphaneritic
WD_49_19 Malakula (Malakula) Malakula 0 0 3 0 3 2 0 0 0 0 0 5 0 0 felsitic

WD_49_18

Rano642 Rano642
Sherd 642 from Rano (Malakula). Slide WD_49_18 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image in VIMIPO (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.

Hornblende, felsite and microdiorite.


WD_49_19

Litzlitz Litzlitz
Sherd litz from Malakula (Malakula). Slide WD_49_19 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image in VIMIPO (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.

Hornblendic, has mainly felsite.


References:

117 Vanuatu Report (Dickinson, W.)