Site: Roviana

Island: Roviana       Lithology: Volcanic high island ( Nunn et al. (2016) )

Lithology: Reef ( Dickinson (2006) )

Lithology and Age: Cenozoic (mafic-intermediate) volcanic rocks ( Chorlton (2007) )       Macrostrat Geological Map Link

Near/In Geonames ID: 2103838       Wikidata ID: Q49675722       Getty Thesaurus of Geographic Names ID: None

Mindat Loc ID: None


In:

New Georgia Group Wikidata ID: Q383986

Western Province Wikidata ID: Q150325

Solomon Islands Wikidata ID: Q685

Note that to see the 'Geology' layer (layer options in top right corner) you may have to zoom out.


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
tpr141 0 2 3 0 1 5 0 0 0 0 0 3 0 0 felsitic, vitric, microphaneritic
Roviana plainware A-opaque rich 0 2 3 0 1 5 0 0 0 0 0 3 0 0 Solomons
tpr142 3 1 5 1 2 2 0 0 0 1 0 3 0 0 felsitic, vitric, microphaneritic
Roviana plainware B-feldspathic 0 1 4 1 2 1 0 0 0 0 0 3 0 0 Solomons
tpr143 0 0 3 2 5 3 0 0 0 1 0 4 0 0 felsitic, vitric, microphaneritic
Roviana plainware C-hornblendic 0 0 2 1 3 2 0 0 0 0 0 3 0 0 Solomons
tpr144 0 1 2 2 3 2 0 0 0 0 0 5 0 0 felsitic, vitric, microphaneritic
Roviana plainware D-lithic 0 0 2 1 3 2 0 0 0 0 0 5 0 0 Solomons
tpr150 6 5 2 0 0 2 0 0 0 1 0 0 0 0 na
Exotic Roviana quartz-calcite 2 3 1 0 0 1 0 0 0 0 0 0 0 0 Solomons
tpr151 0 0 0 0 0 2 0 0 0 0 0 6 0 0 vitric, microlitic
Roviana vitric 0 0 0 0 0 1 0 0 0 0 0 6 0 0 Solomons
tpr152 0 3 3 3 0 4 1 0 0 0 0 2 0 0 na
Roviana quartzose 0 3 3 2 0 3 1 0 0 0 0 2 0 0 Solomons

Slides:

Slide Fabric Possible OriginWareCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_40_1 tpr141 (Roviana plainware A-opaque rich) Choiseul? Roviana Plainware (800 - 100 BP) 0 2 3 0 1 5 0 0 0 0 0 3 0 0 felsitic, vitric, microphaneritic
WD_40_3 tpr142 (Roviana plainware B-feldspathic) Choiseul? Roviana Plainware (800 - 100 BP) 0 1 5 1 2 2 0 0 0 0 0 3 0 0 felsitic, vitric, microphaneritic
WD_40_5 tpr143 (Roviana plainware C-hornblendic) Choiseul? Roviana Plainware (800 - 100 BP) 0 0 3 2 5 2 0 0 0 1 0 3 0 0 felsitic, vitric, microphaneritic
WD_40_4 tpr143 (Roviana plainware C-hornblendic) Choiseul? Roviana Plainware (800 - 100 BP) 0 0 2 1 4 2 0 0 0 1 0 3 0 0 felsitic, vitric, microphaneritic
WD_40_6 tpr143 (Roviana plainware C-hornblendic) Choiseul? Roviana Plainware (800 - 100 BP) 0 0 3 2 3 3 0 0 0 0 0 3 0 0 felsitic, vitric, microphaneritic
WD_40_7 tpr143 (Roviana plainware C-hornblendic) Choiseul? Roviana Plainware (800 - 100 BP) 0 0 3 1 4 2 0 0 0 1 0 4 0 0 felsitic, vitric, microphaneritic
WD_40_8 tpr143 (Roviana plainware C-hornblendic) Choiseul? Roviana Plainware (800 - 100 BP) 0 0 3 1 4 2 0 0 0 1 0 4 0 0 felsitic, vitric, microphaneritic
WD_40_9 tpr144 (Roviana plainware D-lithic) Choiseul? Roviana Plainware (800 - 100 BP) 0 1 2 2 3 2 0 0 0 0 0 5 0 0 felsitic, vitric, microphaneritic
WD_38_16 tpr150 (Exotic Roviana quartz-calcite) Unknown Early Post-Lapita Solomons (2700 - 2000 BP) 4 4 2 0 0 2 0 0 0 1 0 0 0 0 na
WD_40_21 tpr150 (Exotic Roviana quartz-calcite) unknown Early Post-Lapita Solomons (2700 - 2000 BP) 6 3 1 0 0 1 0 0 0 1 0 0 0 0 na
WD_38_17 tpr150 (Exotic Roviana quartz-calcite) Unknown Early Post-Lapita Solomons (2700 - 2000 BP) 5 3 2 0 0 2 0 0 0 1 0 0 0 0 na
WD_38_20 tpr150 (Exotic Roviana quartz-calcite) Unknown Early Post-Lapita Solomons (2700 - 2000 BP) 2 5 2 0 0 2 0 0 0 0 0 0 0 0 na
WD_40_24 tpr151 (Roviana vitric) Solomons 0 0 0 0 0 2 0 0 0 0 0 6 0 0 vitric, microlitic
WD_40_25 tpr152 (Roviana quartzose) 0 3 3 2 0 4 1 0 0 0 0 2 0 0 na

WD_40_1

Nusa_RoviannaRP1 Nusa_RoviannaRP1
Sherd RP1 from Roviana (Roviana). Slide WD_40_1 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.

Rovianna Plainware A. Opaque-rich but quartz-bearing placer temper.


WD_40_3

Nusa_RoviannaRP3 Nusa_RoviannaRP3
Sherd RP3 from Roviana (Roviana). Slide WD_40_3 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.

Rovianna Plainware B. Moderately sorted, fine, and subangular feldspathic but quartz-bearing sand temper.


WD_40_5

Honiavasa_RoviannaRP5 Honiavasa_RoviannaRP5
Sherd RP5 from Roviana (Roviana). Slide WD_40_5 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.

Rovianna Plainware C. Moderately sorted, fine, and subangular hornblendic but quartz-free sand temper.


WD_40_4

NDM1_RoviannaRP4 NDM1_RoviannaRP4
Sherd NDM1-RP4 from Roviana (Roviana). Slide WD_40_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.

Rovianna Plainware C. Moderately sorted, fine, and subangular hornblendic but quartz-free sand temper.


WD_40_6

s370_RoviannaRP6 s370_RoviannaRP6
Sherd s370-RP6 from Roviana (Roviana). Slide WD_40_6 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.

Roviana Plainware C. Moderately sorted, fine, and subangular hornblendic but quartz-free sand temper.


WD_40_7

s2047_RoviannaRP7 s2047_RoviannaRP7
Sherd s2047-RP7 from Roviana (Roviana). Slide WD_40_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.

Roviana Plainware C. Moderately sorted, fine, and subangular hornblendic but quartz-free sand temper.


WD_40_8

s25_RoviannaRP25_58 s25_RoviannaRP25_58
Sherd s25-RP25-58 from Roviana (Roviana). Slide WD_40_8 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.

Roviana Plainware C. Moderately sorted, fine, and subangular hornblendic but quartz-free sand temper.


WD_40_9

s25_RoviannaRP2527_25 s25_RoviannaRP2527_25
Sherd s25-RP2527-25 from Roviana (Roviana). Slide WD_40_9 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.

Roviana Plainware D. Moderately sorted, fine, and subangular lithic but quartz-bearing sand temper.


WD_38_16

RoviannaHG99_101 RoviannaHG99_101
Sherd HG99-101 from Roviana (Roviana). Slide WD_38_16 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.

Exotic quartz-calcite sand temper.


WD_40_21

Roviana_Lagoon_RV_22_L2 Roviana_Lagoon_RV_22_L2
Sherd RV-22-L2 from Roviana (Roviana). Slide WD_40_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.

Hybrid quartz-calcite sand temper.


WD_38_17

RoviannaNR53 RoviannaNR53
Sherd NR53 from Roviana (Roviana). Slide WD_38_17 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.

Exotic quartz-calcite sand temper.


WD_38_20

RoviannaZ85_750 RoviannaZ85_750
Sherd Z85-750 from Roviana (Roviana). Slide WD_38_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.

Exotic quartz-calcite sand temper.


WD_40_24

Roviana_Lagoon_RV_21_E2 Roviana_Lagoon_RV_21_E2
Sherd RV-21-E2 from Roviana (Roviana). Slide WD_40_24 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) with higher exposure. Imaged by K. Hardy and M. Leclerc, ANU.

Moderately sorted volcanic sand temper in which essentialy all the temper grains, apart from subordinate opaque iron oxide grains, are isotropic volcanic glass.


WD_40_25

Roviana_Lagoon_RV_22_L1 Roviana_Lagoon_RV_22_L1
Sherd RV-22-L1 from Roviana (Roviana). Slide WD_40_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.

Quartzose volcanic sand temper.


References:

276 Roviana, New Georgia, Solomon, 2009 (Dickinson, W.)

260 Kolombangara, Roviana, New Georgia, Solomon, 2007 (Dickinson, W.)

196 Roviana, New Georgia, Solomon, 2000 (Dickinson, W.)

293 Vella Lavella, Roviana, New Georgia group, Solomon, 2011 (Dickinson, W.)