Collecting Micrometeorites from the South Pole Water Well
Table 1. Other wells built in polar regions
Figure 1. Evolution of the South Pole Water Well
COLLECTOR DESIGN
Preliminary design
Particulate concentrations expected
PUMPING REQUIREMENTS AND PRELIMINARY TESTS
FINAL DESIGN
Figure 6. Major components of the 1.2-m operational collector
Prototype tests and modifications
Table 2. Summary of quantitative collection efficiency tests
Prototype tests and modifications-continue
Deployment
Figure 11. Hot-water drill used to drill second access hole to the SPWW
SAMPLES
Figure 13. An assortment of spherules from the SPWW
Table 3. Size range and weight of the pocket and plateau samples
Weathering
Figure 15. Backscattered electron photomicrographs of selected SPWW micrometeorites
Figure 17. Weight percent Al/Si and Ca/Al plot of the SPWW spherules as compared to DSS and chondritic value
CONCLUSION - CR97_010027
LITERATURE CITED - CR97_010028
LITERATURE CITED-continue - CR97_010029
APPENDIX A: SPWW DIMENSIONS
Table A1. SPWW dimensions and water consumption from startup to the end of 1995 collector deployments
Table A1. Continued - CR97_010032
Figure A1. Measured SPWW dimensions and water consumption
Figure A3. Period 1 (prefire) water level vs. depth and third-degree polynomial curve fitted to data
Figure A4. Predicted period 1 cavity shape, from eq A10
Figure A6. Predicted period 3 cavity shape, from eq A7
Composite well shape
Ice volume and mass melted
APPENDIX B: SUMMARY OF COLLECTOR DEVELOPMENT TESTS
APPENDIX C: SUMMARY OF COLLECTOR DEPLOYMENTS IN SPWW
Report Documentation Page - CR97_010041
CR97_01
Table 1. Other wells built in polar regions
Figure 1. Evolution of the South Pole Water Well
COLLECTOR DESIGN
Preliminary design
Particulate concentrations expected
PUMPING REQUIREMENTS AND PRELIMINARY TESTS
FINAL DESIGN
Figure 6. Major components of the 1.2-m operational collector
Prototype tests and modifications
Table 2. Summary of quantitative collection efficiency tests
Prototype tests and modifications-continue
Deployment
Figure 11. Hot-water drill used to drill second access hole to the SPWW
SAMPLES
Figure 13. An assortment of spherules from the SPWW
Table 3. Size range and weight of the pocket and plateau samples
Weathering
Figure 15. Backscattered electron photomicrographs of selected SPWW micrometeorites
Figure 17. Weight percent Al/Si and Ca/Al plot of the SPWW spherules as compared to DSS and chondritic value
CONCLUSION - CR97_010027
LITERATURE CITED - CR97_010028
LITERATURE CITED-continue - CR97_010029
APPENDIX A: SPWW DIMENSIONS
Table A1. SPWW dimensions and water consumption from startup to the end of 1995 collector deployments
Table A1. Continued - CR97_010032
Figure A1. Measured SPWW dimensions and water consumption
Figure A3. Period 1 (prefire) water level vs. depth and third-degree polynomial curve fitted to data
Figure A4. Predicted period 1 cavity shape, from eq A10
Figure A6. Predicted period 3 cavity shape, from eq A7
Composite well shape
Ice volume and mass melted
APPENDIX B: SUMMARY OF COLLECTOR DEVELOPMENT TESTS
APPENDIX C: SUMMARY OF COLLECTOR DEPLOYMENTS IN SPWW
Report Documentation Page - CR97_010041
CR97_01
