Fabric Code: tpr211

Pohnpei lithic

Moderately sorted and subrounded medium to coarse temper sands displaying placer concentration of opaque iron oxide grains that are probably magnetite. Probably from stream. Glassy rock fragments, and clinopyroxene.

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 2 3 0 4 1 0 0 0 0 5 0 0 vitric, microlitic
Min 0 0 1 1 0 3 1 0 0 0 0 4 0 0 Carolines

Representative slides:

Slide Site Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_90_4 Lenger (Pohnpei) Pohnpei 0 0 2 3 0 3 1 0 0 0 0 4 0 0 vitric, microlitic
WD_90_7 Lenger (Pohnpei) Pohnpei 0 0 1 1 0 4 1 0 0 0 0 5 0 0 vitric, microlitic

WD_90_4

Len4 Len4
Sherd Len4 from Lenger (Pohnpei). Slide WD_90_4 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image (user: Guest pwd: Guest) or full slide in VIMIPO. Imaged by K. Hardy and M. Leclerc, ANU.

Non-calcareous volcanic temper of lithic sand. Moderately sorted and subrounded medium to coarse temper sands displaying placer concentration of opaque iron oxide grains (probably magnetite), glassy rock fragments, and clinopyroxene. Temper probably from stream.


WD_90_7

Len7 Len7
Sherd Len7 from Lenger (Pohnpei). Slide WD_90_7 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.

Non-calcareous volcanic temper of lithic sand.


References:

267 Lenger, Pohnpei, Caroline, 2008 (Dickinson, W.)