Site: Unai Bapot

Island: Saipan


Fabrics:

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
tpr1 6 1 1 1 0 1 0 0 0 0 0 1 0 0 felsitic
Saipan hybrid sand 6 1 1 0 0 1 0 0 0 0 0 1 0 0 Marianas
tpr2 0 0 3 2 0 2 0 0 0 0 0 3 0 0 vitric, microlitic, felsitic
Saipan volcanic 0 0 2 1 0 1 0 0 0 0 0 3 0 0 Marianas
tpr3 6 3 2 0 0 2 0 0 0 0 0 1 0 0 felsitic
Saipan hybrid 6 2 1 0 0 1 0 0 0 0 0 1 0 0 Marianas

Slides:

Slide Fabric Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_1_1 tpr1 (Saipan hybrid sand) Saipan 6 1 1 0 0 1 0 0 0 0 0 1 0 0 felsitic
WD_1_12 tpr1 (Saipan hybrid sand) Saipan 6 1 1 1 0 1 0 0 0 0 0 1 0 0 felsitic
WD_1_13 tpr1 (Saipan hybrid sand) Saipan 6 1 1 1 0 1 0 0 0 0 0 1 0 0 felsitic
WD_1_26 tpr1 (Saipan hybrid sand) Saipan 6 0 0 0 0 0 0 0 0 0 0 1 0 0 felsitic
WD_1_18 tpr2 (Saipan volcanic) Saipan 0 0 3 1 0 1 0 0 0 0 0 3 0 0 vitric, microlitic, felsitic
WD_1_16 tpr2 (Saipan volcanic) Saipan 0 0 3 2 0 1 0 0 0 0 0 3 0 0 vitric, microlitic, felsitic
WD_1_20 tpr2 (Saipan volcanic) Saipan 0 0 2 1 0 1 0 1 0 0 0 3 0 0 vitric, microlitic, felsitic
WD_1_25 tpr3 (Saipan hybrid) Saipan 6 3 2 0 0 1 0 0 0 0 0 1 0 0 felsitic
WD_1_23 tpr3 (Saipan hybrid) Saipan 6 3 2 0 0 1 0 0 0 0 0 1 0 0 felsitic

WD_1_1

SaipanBP2 SaipanBP2
Sherd BP2 from Unai Bapot (Saipan). Slide WD_1_1 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.

Type A CQT. Mixed dacitic (quartz-bearing)-calcareous (>90%) hybrid temper sand, thick red ware.


WD_1_12

SaipanUB90_1 SaipanUB90_1
Sherd UB90-1 from Unai Bapot (Saipan). Slide WD_1_12 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.

Classified differently in 2 reports. Type A or B, andesitic aggregate sand temper likely from Saipan, fineware.


WD_1_13

SaipanUB93_1 SaipanUB93_1
Sherd UB93-1 from Unai Bapot (Saipan). Slide WD_1_13 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.

Type A CQT. Dacitic aggregate sand temper likely from Saipan, fineware.


WD_1_26

SaipanBPX SaipanBPX
Sherd BPX from Unai Bapot (Saipan). Slide WD_1_26 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.

Calcareous (>90%) hybrid temper sand. Lithic. May not have quartz.


WD_1_18

BP9 has a full slide scan available (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.

Wholly non-calcareous, poorly sorted andesitic sand temper made up dominantly of vitric, microlitic and some felsitic volcanic lithic fragments, feldspar is plagioclase. Coarseware. Clinopyroxene and orthopyroxene.


WD_1_16

SaipanBP4 SaipanBP4
Sherd BP4 from Unai Bapot (Saipan). Slide WD_1_16 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.

Type B VST. Terrigenous andesitic (non-quartzose) volcanic sand temper. Clinopyroxene dominant, but minor orthopyroxene.


WD_1_20

SaipanUB77_1 SaipanUB77_1
Sherd UB77-1 from Unai Bapot (Saipan). Slide WD_1_20 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.

Wholly non-calcareous, poorly sorted andesitic sand temper made up dominantly of vitric volcanic lithic fragments, feldspar is plagioclase. Coarseware.


WD_1_25

SaipanUB82_1 SaipanUB82_1
Sherd UB82-1 from Unai Bapot (Saipan). Slide WD_1_25 from Dickinson Collection, Bishop Museum. x4 Magnification PPL (left) XPL (right). Scale bar: 0.5mm. High resolution image or full slide in VIMIPO (user: Guest pwd: Guest). Imaged by K. Hardy and M. Leclerc, ANU.

TYPE C MVQT. Quartz-rich dacitic sand temper of Saipan origin intermingled with more abundant calcareous sand. Coarseware.


WD_1_23

SaipanBP19 SaipanBP19
Sherd BP19 from Unai Bapot (Saipan). Slide WD_1_23 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.

TYPE C MVQT. Mixed quartzose (dacitic)-calcareous hybrid temper sand. Thin red ware.


References:

285 Unai Bapot, Saipan, 2010 (Dickinson, W.)

249 Unai Bapot, Saipan, Mariana, 2005 (Dickinson, W.)