Fabric Code: tpr16

Guam calcareous

Calcareous temper (reef detritus).

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 6 0 1 0 0 1 0 0 0 0 0 1 0 0 na
Min 6 0 0 0 0 0 0 0 0 0 0 0 0 0 Marianas

Representative slides:

Slide Site Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_5_17 Nomna Bay (Guam) Guam 6 0 0 0 0 0 0 0 0 0 0 0 0 0 na
WD_5_25 Fouha Bay (Guam) Guam 6 0 0 0 0 0 0 0 0 0 0 0 0 0 na

WD_5_17

Nomna-11 has a full slide scan available. Imaged by K. Hardy and M. Leclerc, ANU.

Calcareous.


WD_5_25

Ma_GU_6_20 Ma_GU_6_20
Sherd Ma-GU-6-20 from Fouha Bay (Guam). Slide WD_5_25 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 temper.


References:

323 Mariana, reports 1-15 for MTAT, 1998 (Dickinson, W.)