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Establishment of a Geological Model
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The designations employed and the p
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PART II Chapter 7 Chapter 8 Chapter
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FOREWORD Welcoming remarks and addr
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Introductory remarks by His Excelle
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PARTICIPANTS Mrs. Naomi Atauea, Min
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South Pacific Applied Geoscience Co
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waters, where biological activity i
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At the Workshop, R
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the results of resource assessment
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deposits in the CCZ, illustrating t
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soft and hard. This transparent lay
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athed by cold water, around 4 degre
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export productivity - the part of t
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activity in the CCZ, seabed topogra
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CHAPTER 2 THE INTERNATIONAL SEABED
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eserved area and for their individu
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station, that is, nickel, copper, c
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Figure 9 illustrates the different
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Pioneer investors also provided bat
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order to identify possible discrepa
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Utilizing these statistics, Mr. de
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CHAPTER 3 A RESOURCE MODEL FOR DEEP
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The reserved areas are delimited by
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Figure 5: Bathymetric map of Blocks
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Considering the available data sets
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3,200 million tonnes of nodules (av
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Table 1 Global resource model resul
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22 23 Figure 18: Resource model sho
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unlikely that major decisions will
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geological model (Figure 19) to be,
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Recalling Mr. de Souza’s presenta
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The Resource Model • Array of cel
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Copper grade Figure 33 Cobalt grade
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He further said that, in land‐bas
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lock Block 16 Block 17 Block 18 Blo
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CHAPTER 4 REQUIREMENTS FOR DATA SUB
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Data requirements The Authority rec
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Quality of data to be submitted to
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SUMMARY OF PRESENTATION Mr. Diène
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• The programme of work and any c
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CHAPTER 5 GEOLOGICAL MODEL INPUTS D
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Total sediment thickness. Growth of
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water chlorophyll concentrations as
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een used for other spatial estimati
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prospectors, who can then provide i
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Figure 16: Benthic currents from th
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twenty million years was the limit
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comparing the raw data with the co
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CHAPTER 6 INTEGRATION OF GEOPHYSICA
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Figure 1 presents a summary chart o
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Figure 2: This perspective view is
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• (Strategy to access) Parameters
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Dr. Parson suggested that since the
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CHAPTER 7 GEOLOGY OF THE CLARION‐
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eserved areas. With regard to singl
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asis of geological and oceanographi
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America: the Ocean Minerals Company
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information necessary for the devel
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Ocean floor morphology The CCZ is a
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According to the Geostat analysis (
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Figure 12: Comparison of the reserv
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This map is the first to emphasize
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From the earlier stages of sediment
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However, Dr. Morgan’s sketch does
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Figure 25: Manganese and Copper As
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Figure 29 represents a sketch map o
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Copper The copper content of the no
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Moreover, as mentioned above, there
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As indicated by Figure 42, there is
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The following preliminary conclusio
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Halbach, P., Ozkara, M. and Rehm, E
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Yubko ,V.M. and Lygina, T.I., 2002,
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He said that within the CCZ, there
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concentrations and high‐grade nod
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It is obvious that major relief for
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Figure 7: Local relief in the abbys
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The results of nodule research in t
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Metal content and tectonics Mangane
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Cobalt An analysis of the cobalt gr
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SUMMARY OF THE PRESENTATION Dr. Kaz
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Dr. Kazmin said that although he co
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deposits first and then attempt to
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The Phoenix Island exclusive econom
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maximum in the south. Thus, in keep
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layers. Nevertheless, enough organi
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Banerjee, R., Roy, S., Dasgupta, S.
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Professor Cronan said that the larg
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declining values as one went toward
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. Figure 1: Location of survey area
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Figure 3: Schematic core diagram fo
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are indicated by I, II, and III. Th
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The earliest nodule growth around n
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Figure 11: Size distributions of ma
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The particle flux in each zone is a
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In area SO‐25‐1 the age of the
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used as marker reflectors for the d
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If one assumes that the total area
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needs to correlate those functions.
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These experts should be invited by
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of the paper for his presentation.
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According to Professor Beiersdorf,
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Professor Hoffert said that a compa
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Figure 1: Location of sectors of Co
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Sediments In the eastern area, thre
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Fe > Mg > Mn to form a series of 5.
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Distribution of the genetic types o
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A gradual increase in contribution
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increases (from 10.3 to 46.8 per ce
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are found. The general north‐sout
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that IOM had been granted pioneer i
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Kotliński, the hydrogenetic, small
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CHAPTER 13 REGIONAL AND LOCAL TREND
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The types of regional zoning made a
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Figure 8b: Scheme of ore accumulati
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other from the north to the south a
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Figure 15: Geomorphological scheme
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Figure 20: Buried downcuttings, str
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topographic feature in the south, w
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测 站 数 180 160 140 120 100 80
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(a) Large amounts of basic volcanic
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Professor Lu identified the main co
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suggest that the organic matter con
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Prospecting criteria Prospecting cr
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According to Dr. Verlaan, the start
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The final element discussed by Dr.
- Page 253 and 254: EXAMPLES OF LOW RATES - - infaunal
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- Page 265 and 266: Because deep‐sea benthos are food
- Page 267 and 268: Megafauna, NW Atlantic slope: (a) X
- Page 269 and 270: “Macrofauna” = animals retained
- Page 271 and 272: Characteristics of Deep Seafloor -
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- Page 277 and 278: Dr. Smith said there were additiona
- Page 279 and 280: CHAPTER 17 POLYMETALLIC NODULES RES
- Page 281 and 282: Bathymetric and nodule distribution
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- Page 291 and 292: Deposit: Ore: distribution and cove
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- Page 299 and 300: Table 6 Resource amount in blocks o
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- Page 317 and 318: Glasby, G.P. et.al., 1986, “Geolo
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- Page 321 and 322: In conclusion, Dr. Clark stressed t
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group thinking about how it wanted
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perhaps elsewhere; it could also pr
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processes with geological and benth
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Alf Simpson Director SOPAC Secretar