Expedition 310 Scientists (2007): Description of lithologic section units of Hole 310-M0021B [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.650367
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Related to:
Camoin, Gilbert; Iryu, Yasufumi; McInroy, Dave; Expedition 310 Scientists (2007): Proceedings of the Integrated Ocean Drilling Program. Washington, DC (Integrated Ocean Drilling Program Management, Inc.), 310, https://doi.org/10.2204/iodp.proc.310.2007
Project(s):
Coverage:
Latitude: -17.489040 * Longitude: -149.402820
Date/Time Start: 2005-11-15T02:48:00 * Date/Time End: 2005-11-15T17:07:00
Minimum DEPTH, sediment/rock: 0.60 m * Maximum DEPTH, sediment/rock: 31.22 m
Event(s):
310-M0021B (TAH-02A-5I) * Latitude: -17.489040 * Longitude: -149.402820 * Date/Time Start: 2005-11-15T02:48:00 * Date/Time End: 2005-11-15T17:07:00 * Elevation: -81.7 m * Penetration: 32.81 m * Recovery: 21.12 m * Location: Tahiti, offshore Tiarei * Campaign: Exp310 (Tahiti Sea Level) * Basis: DP Hunter * Method/Device: Drilling/drill rig (DRILL) * Comment: Coordinate system: WGS84, Time zone: UTC -10
Comment:
Abbreviations: encr=enrcusting, br=braching, rob=robust, tab=tabular, fol=foliaceous, mas=massive, frags/frag=fragments/fragmented, unident=unidentifies, CAB=coral-algal bindstone, ECR=encrustation, MB=microbiolite, HAL=Halimeda, IS=in situ, UK=unknown, gp=group; DEPTH applies to top depth of section unit
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 2 | Sample code/label | Sample label | ||||
| 3 | Lithologic unit/sequence | Unit | Expedition 310 Scientists | Visual observation | ||
| 4 | Rock type | Rock | Expedition 310 Scientists | Visual description | ||
| 5 | Main Lithology | Main lith | Expedition 310 Scientists | Visual description | ||
| 6 | Lithology/composition/facies | Lithology | Expedition 310 Scientists | Visual description | ||
| 7 | Lithology/composition/facies | Lithology | Expedition 310 Scientists | Visual description | continuation 1 | |
| 8 | Lithology/composition/facies | Lithology | Expedition 310 Scientists | Visual description | continuation 2 | |
| 9 | Fossils | Fossils | Expedition 310 Scientists | Visual description | ||
| 10 | Bioerosion | Bioerosion | Expedition 310 Scientists | Visual description | ||
| 11 | Core disturbance | Disturbance | Expedition 310 Scientists | Visual description |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
226 data points
Data
| 1 Depth sed [m] | 2 Sample label | 3 Unit (Visual observation) | 4 Rock (Visual description) | 5 Main lith (Visual description) | 6 Lithology (Visual description) | 7 Lithology (continuation 1, Visual descri...) | 8 Lithology (continuation 2, Visual descri...) | 9 Fossils (Visual description) | 10 Bioerosion (Visual description) | 11 Disturbance (Visual description) |
|---|---|---|---|---|---|---|---|---|---|---|
| 0.60 | 310-M0021B-1-1,0 | 1 | Bindstone | Encrusting coraline algae | Bindstone, mainly ECR. Moderate bioerosion. Geopetals. Top is hardground. C1=thin encr UK. | Bivalve, Coral-algal bindstone, encrusting coraline algae, encrusting, unident. | ||||
| 0.81 | 310-M0021B-1-1,21 | 2 | Framework | Leptastrea - encrusting | Coral framework. ECR multtilayered, 2mm. Intense bioerosion. Geopetals in borings. Boring bivalves. C2=encr Agaricid (Pavona?) IS, C3=encr Montipora IS, C4=massive Mussidae - Acanthastrea? circular corallites, IS, | C5=encr UK IS, C6=encr Leptastrea 7 colonies, IS, C7=encr Leptastrea, IS, C8=encr Montipora, IS, C9=foliaceous Agaricid (Pachyseris). | Agariciidae - encrusting, Agariciidae - foliaceous, Bivalve, Gastropod, Leptoseris - encrusting, Microbialite, Montipora - encrusting | |||
| 2.10 | 310-M0021B-2-1,0 | 1 | Framework | Montipora - encrusting | Coral framework, sed in vugs includes volc grains. C1=encr Montipora IS. | Montipora - encrusting | ||||
| 2.16 | 310-M0021B-2-1,6 | 2 | Microbialite | Microbialite | Microbialite (mainly dendritic). Incl bored corals and little ECR. Sand pockets with shell debris - bivalves, gastros, and volcanic grains. | Bivalve, encrusting coraline algae, Gastropod, Montipora - encrusting, Montipora - foliaceous | highly | |||
| 3.83 | 310-M0021B-3-1,0 | 1 | Microbialite | Microbialite | Microbialite with coral frags and Halimeda. C1=Montipora, form not identified. | Coral frags., unident., Halimeda, Microbialite, Montipora - branching | ||||
| 4.08 | 310-M0021B-3-1,25 | 2 | Framework | Pocillopora - branching | Coral framework. Corals intensely bioeroded, ECR thick (1cm). C2=br Pocillopora IS, some encr corals, C3=br Porites IS, encrusting laminae, IS, C4=br Pocillopora IS. | Encrusting coraline algae, Gastropod, Halimeda | ||||
| 5.33 | 310-M0021B-3-2,0 | 1 | Rubble | Rubble | Crushed core material. | Bivalve, Coral frags., unident., Microbialite | highly | |||
| 5.43 | 310-M0021B-3-2,10 | 2 | Framework | Microbialite | Microbialite (laminated) with coral. ECR up to 6mm thick. C1=encr Montipora IS, C2=encr Porites IS, C3=br Porites IS. | Coral frags., unident., encrusting coraline algae, Microbialite, Montipora - encrusting, Porites - branching | highly | |||
| 5.82 | 310-M0021B-4-1,0 | 1 | Framework | Microbialite | Framestone with microbialite dominant, laminated and dendritic. Significant core disturbance. Intense bioerosion inplaces. Vugs with geopetals. One vug with strange crust near 62cm. Some ECR thick - 1.5cm. | C1=br Porites frags, C2=encr Montipora IS, C3=br Porites frags, C4=encr Agaricid IS, C5=br Porites IS with encrusting laminae. | Agariciidae - encrusting, Echinoderm, encrusting coraline algae, Gastropod, Halimeda, Microbialite, Montipora - encrusting | highly | ||
| 7.61 | 310-M0021B-5-1,0 | 1 | Framework | Microbialite | Framework dominantly microbialite (laminar and dendritic) with corals. Significant core disturbance. Little bioerosion. C1=br Porites frags, C2=encr Agaricid IS, C3=br Porites IS with encrusting laminae. | Agariciidae - encrusting, encrusting coraline algae, Gastropod, Halimeda, Microbialite | highly | |||
| 8.74 | 310-M0021B-6-1,0 | 1 | Framework | Microbialite | Coral framework. Microbialites are laminated and dendritic. ECR can be thick (1.5 cm). Sed pockets include Halimeda and volc grains. C1=br Porites frags, fungiid observed, C2=br Porites IS, C3=br Porites IS. | Encrusting coraline algae, Gastropod, Halimeda, Microbialite | moderately | |||
| 10.27 | 310-M0021B-6-2,0 | 1 | Framework | Microbialite | Framestone, dominantly microbialite (laminar and dendritic) with corals and other. Little boring. Significant disturbance. C1=b Porites frags. | Halimeda, Microbialite, Porites - branching | highly | |||
| 10.40 | 310-M0021B-6-2,13 | 2 | Framework | Microbialite | Framework with microbialite and corals. Differs from above in color: more reddish. Coral intensely bored. ECR intensely bored, thickness to 1cm. C2=encr Montipora IS, C3=unident. | Encrusting coraline algae, Gastropod, Halimeda, Microbialite, Montipora - encrusting | highly | |||
| 10.56 | 310-M0021B-7-1,0 | 1 | Framework | Microbialite | Coral framework. Major: lamina and dendritic microbialite. Coral intensely bioeroded. Encrusting coralline algae variable thickness up to 1.3 cm. Halimeda. Echinid spines. Gastropods. Downcore bioerosion intensity drops, | microbialite becomes more dense, decreasing brownish stain. Coral: C1= br Porites IS, C2=br Porites IS, C3= br Porites IS, C4=encr Montipora and Favid IS?, C5=rob br Pocillopora frag, C6=br Porites IS. | Echinoderm, encrusting coraline algae, Gastropod, Microbialite, Montipora - encrusting, Pocillopora - robust branching, Porites - branching | |||
| 12.47 | 310-M0021B-8-1,0 | 1 | Framework | Microbialite | Coral framework. Major: lamina dendritic and knobby microbialite. Encrusting coralline algae up to 7mm. Halimeda. Echinoid spines. Vermitid gastropods. Sediment with volcanic grains. Open vugs (MB grows into vugs). | Moderate bioerosion. Coral: C1=br Porites frags, C2=encr Montipora IS, C3=br Pocillopora frag, C4=br Porites IS with encrusting lamina. | Echinoderm, encrusting coraline algae, Gastropod, Halimeda, Pocillopora - branching, Porites - branching | |||
| 13.97 | 310-M0021B-9-1,0 | 1 | Framework | Microbialite | Coral framework. Pockets of sediment with Halimeda and gastropods. Open vugs. Microbialite structures. Dendritic. | Encrusting coraline algae, Gastropod, Halimeda, Microbialite, Porites - branching | moderately | |||
| 16.25 | 310-M0021B-10-1,0 | 1 | Rubble | Coral frags., unident. | Coral rubble. Cyprea. | Encrusting coraline algae, Gastropod, Montipora - encrusting, Pavona - encrusting, Pocillopora - branching, Rhodolith | highly | |||
| 18.25 | 310-M0021B-11-1,0 | 1 | Rubble | Coral frags., unident. | Rubble. | Encrusting coraline algae, Montipora - encrusting, Porites - branching, Porites - encrusting, Rhodolith | heavy | highly | ||
| 18.47 | 310-M0021B-11-1,22 | 2 | Framework | Microbialite | Crushed framework? Branching Porites in situ. | Bivalve, encrusting coraline algae, Halimeda, Microbialite, Porites - branching | highly | |||
| 19.75 | 310-M0021B-12-1,0 | 1 | Rubble | Coral frags., unident. | Rubble. Intraclasts are coral frags with ECR and MB. Corals: C1=coral rubble, fragments, encrusting Montipora is dominant, branching Porites, encrusting Agaricid, Pavona? | Agariciidae - encrusting, Coral frags., unident., Intra clasts, Montipora - encrusting, Porites - branching | highly | |||
| 20.00 | 310-M0021B-12-1,25 | 2 | Framework | Microbialite | Framework crushed? C2=branching Porites in situ? Microbialite structures. Dendritic with knobby surface. | Encrusting coraline algae, Halimeda, Microbialite | highly | |||
| 21.25 | 310-M0021B-13-1,0 | 1 | Framework | Microbialite | Framework crushed? Thin ECR. Open vugs. Corals: C1=branching Porites in situ? Microbialite struktures. Dendritic with knobby surface. | Encrusting coraline algae, Halimeda, Microbialite | slight | highly | ||
| 22.22 | 310-M0021B-14-1,0 | 1 | Framework | Porites - branching | Framework crushed. Major: coral - C1=br Porites IS? Microbialite. Encrusting coralline algae 1mm. Moderate bioerosion. | Microbialite, Porites - branching | ||||
| 23.81 | 310-M0021B-15-1,0 | 1 | Framework | Porites - branching | Framework crushed. Major:coral=C1=br Porites. C1=also = encr Montipora. C2=br Porites IS. Microbialite. Encrusting coralline algae up to 1cm. Halimeda. Volcanic grains. Bioerosion in some corals. Core disturbance throughout. | Encrusting coraline algae, Halimeda, Microbialite, Montipora - encrusting, Porites - branching | ||||
| 25.10 | 310-M0021B-16-1,0 | 1 | Framework | Microbialite | Framework crushed. Major: Microbialite with basalt grains. Coral: C1=br Porites IS, C2=br Pocillopora IS, C3=br Pocillopora frags. Encrusting coralline algae locally up to 1.5cm. Halimeda. Moderate bioerosion. | Encrusting coraline algae, Halimeda, Pocillopora - branching, Porites - branching | ||||
| 26.60 | 310-M0021B-17-1,0 | 1 | Rubble | Coral frags., unident. | Rubble. Intraclasts are coral with ECR and MB. Bioerosion intense for some pebbles. Corals: C1=branching porites fragments (dominant), broken framework?, encrusting Montipora, branching Pocillopora. | Encrusting coraline algae, Montipora - encrusting, Pocillopora - branching, Porites - branching, Rhodolith | heavy | highly | ||
| 28.10 | 310-M0021B-18-1,0 | 1 | Rubble | Rubble | Rubble. Major component intraclasts with bioeroded surfaces and encrusting worm tubes. Corals: C1=coral fragments, dominant Porites branching, encrusting Agaricid. | Agariciidae - encrusting, Intra clasts, Porites - branching | heavy | highly | ||
| 28.24 | 310-M0021B-18-1,14 | 2 | Bindstone | Coral-algal bindstone | Coral algal bindstone. ECR up to 12 mm thick. Vermitid gastropods. Open vugs. Corals: C2=encr Porites, Montipora in situ, C3=robust branching Pocillopora fragments, C4=CAB encr Montipora in situ, C5=branching Pocillopora frags, | C6 branching montipora in situ, C7robust branching pocillopora in situ?, C8=unknown encrusting coral in situ. | Bryzoan, Echinoderm, encrusting coraline algae, Halimeda, Unknown bioclast | heavy | slightly | |
| 29.22 | 310-M0021B-19-1,0 | 1 | Bindstone | Sand | Bindstone. Sandy sediment with Halimeda, bivalves, gastropods, basalt. Corals: C1=encrusting Montipora in situ?, branching Pocillopora fragments. | Bivalve, encrusting coraline algae, Gastropod, Halimeda, Montipora - encrusting, Pocillopora - branching, Unknown bioclast | highly | |||
| 29.48 | 310-M0021B-19-1,26 | 2 | Bindstone | Sand | Bindstone. Top is boundary, brownish color, tight sediment, bored. Marine cement at base. Corals: very strongly altered. C2=branching Porites fragments and encrusting Montipora, C3=encrusting Montipora in situ? | Bivalve, encrusting coraline algae, Gastropod, Halimeda, Montipora - encrusting, Porites - branching, Unknown bioclast | heavy | |||
| 29.80 | 310-M0021B-20-1,0 | 1 | Bindstone | Sand | Bindstone. Marine cement several generations. 130-140 cm abundant marine cements. Upper 48 cm strongly altered. Corals upper 48 cm extremely altered and bioeroded. ECR with vermitid gastropods. Slight bioturbation | Bioturbation burrows infilled with coarser sediment. Open vugs, geopetal sediment, cement. 90-110 cm second generation of sedimentinfiltering. Corals: C1=encrusting Montipora? in situ, C2=encrusting Montipora in situ, | C3=encrusting Montipora? in situ, C4=encrusting Montipora in situ, C5=encrusting Montipora in situ, C6=encrusting Montipora in situ. MB branching Porites and branching Pocillopora fragments common. | Bivalve, encrusting coraline algae, Halimeda, Montipora - encrusting, Pocillopora - branching, Porites - branching, Unknown bioclast | ||
| 31.22 | 310-M0021B-20-2,0 | 2 | Bindstone | Sandy sediment | Bindstone. Major component: sandy sediment / volvanic sand / silt. Successive abundant thin crusts, bivalves, bioerosion (boring bivalves), geopetals, light grey silt, primary vugs filled with sandy sediments (geopetals). | Multiple generations of sediments infills (dark sandy, gray sandy, reddish silty, brownish sandy). Major boundary at 18 cm : same lithology above and below, boundary with reddish stain, borings with geopetals, heavy bioerosion. | C1=encrusting Leptatstrea IS, C2=encrusting Montipora (IS?), C3=encrusting Agaricid, C4=unidentified coral fragments, C5=encrusting unidentified corals (IS?). | Agariciidae - encrusting, Bivalve, Leptastrea - encrusting, Montipora - encrusting, Sand, Silt, Volcanic sand and silt |