Kadavu Island

Wikidata ID: Q1048944

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

Geonames ID: 8617785       Getty Thesaurus of Geographic Names ID: 1007626

Mindat Loc ID: None


Volcanoes:

Nabukelevu: Andesite / Basaltic Andesite, Minor (Silicic) type, Lava dome(s).

brown pot Site has a full slide image.

brown pot Site has an image.

brown pot No images for this site.

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

Many fabrics have a range of abundances. The range maximum (top) and minimum (bottom) are shown.

** Has full slide image available.

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
tpr348b ** 4 0 5 2 3 3 0 2 0 0 0 3 0 0 felsitic, lathwork, microlitic, vitric
Kadavu hornblendic 0 0 2 0 2 1 0 0 0 0 0 1 0 0 Fiji
tpr348a ** 1 0 5 1 3 2 0 2 0 0 0 4 0 0 vitric, felsitic
Kadavu biotite 0 0 3 0 1 1 0 1 0 0 0 2 0 0 Fiji
tpr348 ** 3 0 6 2 3 2 0 1 0 0 0 4 0 0 felsitic, vitric, microlitic
Kadavu hornblendic 0 0 3 0 2 1 0 1 0 0 0 1 0 0 Fiji
tpr348c ** 4 0 3 3 2 4 0 1 0 0 0 5 0 0 felsiitc, microlitic, vitric
Kadavu pyroxenic 0 0 2 2 0 2 0 0 0 0 0 4 0 0 Fiji
tpr348f ** 3 0 4 3 2 2 0 1 0 0 0 4 0 0 lathwork, vitric, felsitic, microlitic
Kadavu western pyroxenic 0 0 2 1 1 1 0 0 0 0 0 2 0 0 Fiji

Slides:

Slide Fabric Possible OriginCal. QuartzFeldspar Pyroxene Amphibole Opaques OlivineBiotite Muscovite Epidote Garnet/ Spinel Ig./Met. Rocks Sed. Rocks Grog Lithics
WD_64_19 tpr348b (Kadavu hornblendic) Central or Eastern Kadavu 0 0 5 0 3 2 0 0 0 0 0 2 0 0 felsitic, microlitic, vitric
WD_64_15 tpr348b (Kadavu hornblendic) Numbulevu Creek 0 0 4 2 2 2 0 2 0 0 0 4 0 0 felsitic, microlitic, vitric
WD_64_16 tpr348b (Kadavu hornblendic) Numbulevu Creek 0 0 5 2 2 2 0 1 0 0 0 2 0 0 felsitic, microlitic, vitric
WD_64_17 tpr348b (Kadavu hornblendic) Numbulevu Creek 0 0 5 2 2 2 0 1 0 0 0 2 0 0 felsitic, vitric, microlitic
WD_64_18 tpr348b (Kadavu hornblendic) Numbulevu Creek 0 0 5 1 3 2 0 1 0 0 0 1 0 0 felsitic, vitric, microlitic
WD_65_7 tpr348a (Kadavu biotite) Tavuki 0 0 4 1 2 2 0 1 0 0 0 2 0 0 vitric, felsitic
WD_65_8 tpr348a (Kadavu biotite) Tavuki 0 0 5 1 2 2 0 1 0 0 0 3 0 0 felsitic, vitric
WD_64_10 tpr348 (Kadavu hornblendic) Eastern Kadavu or Ono 3 0 4 1 2 1 0 1 0 0 0 4 0 0 felsitic, vitric, microlitic
WD_64_14 tpr348b (Kadavu hornblendic) Eastern Kadavu 0 0 4 0 3 2 0 0 0 0 0 3 0 0 felsitic, vitric, microlitic
WD_64_9 tpr348c (Kadavu pyroxenic) Tiliva 0 0 3 3 1 2 0 0 0 0 0 5 0 0 felsitic, microlitic, vitric
WD_64_11 tpr348c (Kadavu pyroxenic) Tiliva 0 0 2 2 0 4 0 0 0 0 0 4 0 0 felsitic, vitric, microlitic
WD_64_12 tpr348c (Kadavu pyroxenic) Tiliva 4 0 2 2 1 2 0 0 0 0 0 4 0 0 felsitic, vitric, micolitic
WD_64_13 tpr348c (Kadavu pyroxenic) Tiliva 0 0 3 3 2 3 0 1 0 0 0 4 0 0 felsitic, vitric, microlitic
WD_64_20 tpr348b (Kadavu hornblendic) Vunisea 0 0 3 1 2 2 0 1 0 0 0 2 0 0 felsitic, vitric, microlitic
WD_64_21 tpr348b (Kadavu hornblendic) Vunisea 0 0 4 1 2 2 0 1 0 0 0 1 0 0 felsitic, microlitic, vitric
WD_64_22 tpr348b (Kadavu hornblendic) Vunisea 0 0 5 1 2 1 0 1 0 0 0 2 0 0 felsitic, microlitic, vitric
WD_65_13 tpr348a (Kadavu biotite) Western Kadavu 0 0 3 0 3 1 0 2 0 0 0 4 0 0 felsitic, vitric
WD_65_14 tpr348a (Kadavu biotite) Western Kadavu 0 0 3 0 3 2 0 2 0 0 0 3 0 0 felsitic, vitric
WD_65_12 tpr348f (Kadavu western pyroxenic) Muani 5 0 2 2 1 1 0 1 0 0 0 2 0 0 vitric, felsitic, lathwork
WD_65_10 tpr348a (Kadavu biotite) Burelevu 0 0 5 1 2 1 0 1 0 0 0 3 0 0 felsitic, vitric
WD_65_9 tpr348f (Kadavu western pyroxenic) Western Kadavu 0 0 4 3 2 2 0 0 0 0 0 4 0 0 vitric, lathwork, felsitic
WD_65_11 tpr348f (Kadavu western pyroxenic) Western Kadavu 0 0 4 3 2 1 0 1 0 0 0 4 0 0 lathwork, felsitic, vitric
WD_65_2 tpr348f (Kadavu western pyroxenic) Nalotu 0 0 3 3 1 2 0 0 0 0 0 4 0 0 vitric, felsitic, lathwork
WD_65_3 tpr348f (Kadavu western pyroxenic) Nalotu 3 0 4 1 2 1 0 1 0 0 0 2 0 0 felsitic, vitric, lathwork
WD_65_4 tpr348f (Kadavu western pyroxenic) Nalotu 0 0 3 3 1 2 0 0 0 0 0 2 0 0 vitric, feslitic, lathwork
WD_65_5 tpr348f (Kadavu western pyroxenic) Nalotu 0 0 4 1 2 2 0 1 0 0 0 3 0 0 lathwork, felsitic, vitric

WD_64_19

Kadavu_K5 Kadavu_K5
Sherd K5 from Numbulevu Creek (Kadavu). Slide WD_64_19 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.

Hornblende andesite from central or eastern Kadavu. Has oxyhornblende.


WD_64_15

Kadavu_K1 Kadavu_K1
Sherd K1 from Numbulevu Creek (Kadavu). Slide WD_64_15 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.

Hornblende andesite from local deposit. Contains oxyhornblende.


WD_64_16

Kadavu_K2 Kadavu_K2
Sherd K2 from Numbulevu Creek (Kadavu). Slide WD_64_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.

Local hornblende andesite temper.


WD_64_17

Kadavu_K3 Kadavu_K3
Sherd K3 from Numbulevu Creek (Kadavu). Slide WD_64_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.

Local hornblende andesitic temper.


WD_64_18

Kadavu_K4 Kadavu_K4
Sherd K4 from Numbulevu Creek (Kadavu). Slide WD_64_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.

Local hornblende andesitic temper.


WD_65_7

Kadavu_TK1 Kadavu_TK1
Sherd TK1 from Tavuki (Kadavu). Slide WD_65_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.

Biotite andesite. Has oxyhornblende as well as hornblende.


WD_65_8

Kadavu_TK2 Kadavu_TK2
Sherd TK2 from Tavuki (Kadavu). Slide WD_65_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.

Biotite andesite. Has oxyhornblende as well as hornblende.


WD_64_10

Kadavu_TR2 Kadavu_TR2
Sherd TR2 from Tiliva (Kadavu). Slide WD_64_10 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.

No oxyhornblende. Calcareous hybrid.


WD_64_14

Kadavu_TV3 Kadavu_TV3
Sherd TV3 from Tiliva (Kadavu). Slide WD_64_14 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.

Hornblendic andesite, not local to Tiliva but probably from the nearly hornblende andesites of eastern Kadavu. Has oxyhornblende.


WD_64_9

Kadavu_TR1 Kadavu_TR1
Sherd TR1 from Tiliva (Kadavu). Slide WD_64_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.

Contains only clinopyroxene no orthopyroxene.


WD_64_11

Kadavu_TR3 Kadavu_TR3
Sherd TR3 from Tiliva (Kadavu). Slide WD_64_11 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.

Pyroxene andesite. Only clinopyroxene not orthopyroxenes.


WD_64_12

Kadavu_TV1 Kadavu_TV1
Sherd TV1 from Tiliva (Kadavu). Slide WD_64_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.

Pyroxene andesite with some orthopyroxene as well as clinopyroxene.


WD_64_13

Kadavu_TV2 Kadavu_TV2
Sherd TV2 from Tiliva (Kadavu). Slide WD_64_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.

Pyroxene andesite, some orthopyroxene with the clinopyroxene.


WD_64_20

Kadavu_V1 Kadavu_V1
Sherd V1 from Vunisea (Kadavu). Slide WD_64_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.

Local hornblende andesite temper.


WD_64_21

Kadavu_V2 Kadavu_V2
Sherd V2 from Vunisea (Kadavu). Slide WD_64_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.

Local hornblende andesite temper.


WD_64_22

Kadavu_V3 Kadavu_V3
Sherd V3 from Vunisea (Kadavu). Slide WD_64_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.

Local hornblende andesite temper.


WD_65_13

Kadavu_MU2 Kadavu_MU2
Sherd MU2 from Muani (Kadavu). Slide WD_65_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.

Biotite andesite. Has oxyhornblende, from non-local place on western Kadavu.


WD_65_14

Kadavu_MU3 Kadavu_MU3
Sherd MU3 from Muani (Kadavu). Slide WD_65_14 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.

Biotite andesite, from non-local site in Western Kadavu. Oxyhornblende as well as hornblende.


WD_65_12

Kadavu_MU1 Kadavu_MU1
Sherd MU1 from Muani (Kadavu). Slide WD_65_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.

Western Kadavu pyroxene andesite. Has orthopyroxene as well as clinopyroxene.


WD_65_10

Kadavu_BK2 Kadavu_BK2
Sherd BK2 from Burelevu (Kadavu). Slide WD_65_10 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.

Biotite andesite. Has oxyhornblende as well as hornblende.


WD_65_9

Kadavu_BK1 Kadavu_BK1
Sherd BK1 from Burelevu (Kadavu). Slide WD_65_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.

Orthopyroxene in addition to clinopyroxene. From pyroxene andesite or pyroxene hornblende andesite.


WD_65_11

Kadavu_BK3 Kadavu_BK3
Sherd BK3 from Burelevu (Kadavu). Slide WD_65_11 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.

Pyroxene andesite, some orthopyroxene with the clinopyroxene.


WD_65_2

Kadavu_NAL1 Kadavu_NAL1
Sherd NAL1 from Nalotu (Kadavu). Slide WD_65_2 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.

Pyroxene andesite. Has orthopyroxenes as well as clinopyroxene.


WD_65_3

Kadavu_NAL2 Kadavu_NAL2
Sherd NAL2 from Nalotu (Kadavu). Slide WD_65_3 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.

Pyroxene andesite. Has orthopyroxenes as well as clinopyroxene.


WD_65_4

Kadavu_NAL3 Kadavu_NAL3
Sherd NAL3 from Nalotu (Kadavu). Slide WD_65_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.

Pyroxene andesite temper. Has orthopyroxenes as well as clinopyroxene.


WD_65_5

Kadavu_NAL Kadavu_NAL
Sherd NAI from Nalotu (Kadavu). Slide WD_65_5 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.

Pyroxene andesite temper. Orthopyroxenes as well as clinopyroxene.


References:

284 Kadavu, Fiji, 2010 (Dickinson, W.)