Fabric Code: tpr295

Samoan ferromagnesian beach

Sparse basaltic temper. Beach sand. Sand forms 5-15% of sherd body.

Fabric Class:

Igneous Olivine: Dominated by igneous lithic inclusions with olivines.

Oceanic Basalt: Mainly contain olivines, clinopyroxenes and plagioclase, and have lathwork and mafic vitric lithic 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 1 5 0 3 4 0 0 0 0 6 0 0 lathwork, vitric
Min 0 0 0 3 0 1 2 0 0 0 0 3 0 0 Samoa

Representative slides:

Slide Site Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
FL_1_49 Vailele (Upolu) Upolu 0 0 0 4 0 2 3 0 0 0 0 3 0 0 lathwork, vitric
FL_1_27 Sasoa’A (Upolu) Upolu 0 0 0 3 0 2 2 0 0 0 0 5 0 0 lathwork, vitric
WD_22_22 Va'ota (Ofu) Samoa 0 0 1 5 0 1 3 0 0 0 0 3 0 0 lathwork, microlitic
WD_24_4 To'aga (Ofu) Samoa 0 0 0 4 0 1 2 0 0 0 0 5 0 0 lathwork
WD_23_18 Vailele (Upolu) Samoa 0 0 1 3 0 1 3 0 0 0 0 4 0 0 lathwork, microlitic
WD_23_13 Vailele (Upolu) Samoa 0 0 1 3 0 1 2 0 0 0 0 6 0 0 lathwork, microlitic
WD_23_24 Jane's Camp (Upolu) Samoa 0 0 0 3 0 3 4 0 0 0 0 3 0 0 lathwork
WD_23_21 Sasoa’A (Upolu) Samoa 0 0 1 4 0 2 3 0 0 0 0 3 0 0 lathwork
WD_23_22 Sasoa’A (Upolu) Samoa 0 0 0 3 0 3 4 0 0 0 0 3 0 0 lathwork, microlitic

FL_1_49

Vailele_485 Vailele_485
Sherd AH-485 from Vailele (Upolu). Slide FL_1_49 from Leach Collection, Auckland University. 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.

Probably wrong thickness.


FL_1_27

Sasoaa_421 Sasoaa_421
Sherd AH-421 from Sasoa’a (Upolu). Slide FL_1_27 from Leach Collection, Auckland University. 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.

Crystal.


WD_22_22

Vaota_69_1 Vaota_69_1
Sherd 67-1 from Va'ota (Ofu). Slide WD_22_22 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.

Rocks have holocrystalline plagioclase-clinopyroxene groundmasses.


WD_24_4

Toaga_MAS_19 Toaga_MAS_19
Sherd 19 from To'aga (Ofu). Slide WD_24_4 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.

Sparse basaltic temper.


WD_23_18

Vailele_26_6 Vailele_26_6
Sherd 26-6 from Vailele (Upolu). Slide WD_23_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.

Ferromagnetic.


WD_23_13

Vailele_16_7 Vailele_16_7
Sherd 26-6 from Vailele (Upolu). Slide WD_23_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.

Ferromagnetic.


WD_23_24

JanesCamp_31_2 JanesCamp_31_2
Sherd SuFL-1 FS-31-2 from Jane's Camp (Upolu). Slide WD_23_24 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.

Ferromagnetic.


WD_23_21

Sasoaa_25_8 Sasoaa_25_8
Sherd 25-8 from Sasoa’a (Upolu). Slide WD_23_21 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.

Ferromagnetic.


WD_23_22

Sasoaa_25_10 Sasoaa_25_10
Sherd 25-10 from Sasoa’a (Upolu). Slide WD_23_22 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.

Ferromagnetic.


References:

050 Western Samoa 1973 (Dickinson, W.)

112 'Aoa Valley, Tutuila, American Samoa 1994 (Dickinson, W.)

139 Ofu, Manu'a, American Samoa, 1997 (Dickinson, W.)

098 Toaga, Ofu Island, Manua Group, American Samoa 1990 (Dickinson, W.)