Pearl Mithat Konar Advanced Design Project 1 14 Jan 2009
Pearl <ul><li>shape </li></ul><ul><li>color </li></ul><ul><li>rarity </li></ul>
Process
Natural pearls
Natural pearls <ul><li>harvested from wild oysters and mussels </li></ul><ul><li>Bahrain and Australian Indian Ocean  </li...
Cultivated pearls
Cultivated pearls <ul><li>oysters and mussels surgically implanted </li></ul><ul><li>placed in cages </li></ul><ul><li>lef...
Problems
Cruelty for beauty
Cruelty for beauty <ul><li>cultivated pearls </li></ul><ul><ul><li>many oysters do not survive implanting </li></ul></ul><...
Cruelty for beauty <ul><li>natural pearls </li></ul><ul><ul><li>several tons of oysters are needed for a few perfect pearl...
Eco-balance
Eco-balance <ul><li>over-harvesting of wild stocks </li></ul><ul><li>threat from global warming </li></ul><ul><li>threat f...
Industry
Industry <ul><li>pearl workers need to eat </li></ul>
A solution
A solution <ul><li>High tensile strength mesh containers ... </li></ul><ul><li>full of rocks ... </li></ul><ul><li>full of...
A solution <ul><li>placed in moving water ... </li></ul><ul><li>allowed to develop into ... </li></ul>+ = + +
A solution <ul><li>cultivated beach glass </li></ul>
Result
Result <ul><li>gemstones </li></ul><ul><li>industry </li></ul>
Waste
Waste <ul><li>sand </li></ul>
Objections
It's only glass
It's only glass <ul><li>Pearls are only calcium carbonate and protein </li></ul><ul><li>Diamonds are only carbon </li></ul>
There's no skill involved
There's no skill involved <ul><li>Determinants of form </li></ul><ul><ul><li>initial glass size </li></ul></ul><ul><ul><li...
It's not rare
It's not rare <ul><li>That's a problem? </li></ul>
References <ul><li>http://www.colored-stone.com/stories/sep07/chinesepearls.cfm </li></ul><ul><li>http://ezinearticles.com...
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Pearl p

  1. 1. Pearl Mithat Konar Advanced Design Project 1 14 Jan 2009
  2. 2. Pearl <ul><li>shape </li></ul><ul><li>color </li></ul><ul><li>rarity </li></ul>
  3. 3. Process
  4. 4. Natural pearls
  5. 5. Natural pearls <ul><li>harvested from wild oysters and mussels </li></ul><ul><li>Bahrain and Australian Indian Ocean </li></ul><ul><li>extremely rare </li></ul>
  6. 6. Cultivated pearls
  7. 7. Cultivated pearls <ul><li>oysters and mussels surgically implanted </li></ul><ul><li>placed in cages </li></ul><ul><li>left to develop </li></ul><ul><li>2-7 years </li></ul>
  8. 8. Problems
  9. 9. Cruelty for beauty
  10. 10. Cruelty for beauty <ul><li>cultivated pearls </li></ul><ul><ul><li>many oysters do not survive implanting </li></ul></ul><ul><ul><li>most die during harvesting </li></ul></ul><ul><ul><li>survivors are implanted again </li></ul></ul>
  11. 11. Cruelty for beauty <ul><li>natural pearls </li></ul><ul><ul><li>several tons of oysters are needed for a few perfect pearls </li></ul></ul>
  12. 12. Eco-balance
  13. 13. Eco-balance <ul><li>over-harvesting of wild stocks </li></ul><ul><li>threat from global warming </li></ul><ul><li>threat from pollution </li></ul>
  14. 14. Industry
  15. 15. Industry <ul><li>pearl workers need to eat </li></ul>
  16. 16. A solution
  17. 17. A solution <ul><li>High tensile strength mesh containers ... </li></ul><ul><li>full of rocks ... </li></ul><ul><li>full of waste glass ... </li></ul>+ +
  18. 18. A solution <ul><li>placed in moving water ... </li></ul><ul><li>allowed to develop into ... </li></ul>+ = + +
  19. 19. A solution <ul><li>cultivated beach glass </li></ul>
  20. 20. Result
  21. 21. Result <ul><li>gemstones </li></ul><ul><li>industry </li></ul>
  22. 22. Waste
  23. 23. Waste <ul><li>sand </li></ul>
  24. 24. Objections
  25. 25. It's only glass
  26. 26. It's only glass <ul><li>Pearls are only calcium carbonate and protein </li></ul><ul><li>Diamonds are only carbon </li></ul>
  27. 27. There's no skill involved
  28. 28. There's no skill involved <ul><li>Determinants of form </li></ul><ul><ul><li>initial glass size </li></ul></ul><ul><ul><li>rock size </li></ul></ul><ul><ul><li>wave/current type and intensity </li></ul></ul><ul><ul><li>process time </li></ul></ul>
  29. 29. It's not rare
  30. 30. It's not rare <ul><li>That's a problem? </li></ul>
  31. 31. References <ul><li>http://www.colored-stone.com/stories/sep07/chinesepearls.cfm </li></ul><ul><li>http://ezinearticles.com/?Pearl-Farming!&id=951109 </li></ul><ul><li>http://www.gratitude-rocks.com/images/Gratitude-Rocks%20stones.jpg </li></ul><ul><li>http://www.imperial-deltah.com/Education/pearl_farming_around_the_world.htm </li></ul><ul><li>http://www.jsbeads.com/Fresh-Water-Pearls/Your-Own-Peal-Farm.asp </li></ul><ul><li>http://www.northernbrewer.com/wine-bottling.html </li></ul><ul><li>http://www.khulsey.com/jewelry/kh_jewelry_cultured_pearls.html </li></ul><ul><li>http://www.meshbagsandmore.com/Mesh/mesh.htm </li></ul><ul><li>http://www.pacificislandtravel.com/fr_polynesia/about_destin/pearlfarming.html </li></ul><ul><li>http://www.pearl-guide.com/pearl-farms.shtml </li></ul><ul><li>http://en.wikipedia.org/wiki/File:Pearl.jpg </li></ul><ul><li>http://en.wikipedia.org/wiki/File:Johannes_Vermeer_(1632-1675)_-_The_Girl_With_The_Pearl_Earring_(1665).jpg </li></ul><ul><li>http://en.wikipedia.org/wiki/Freshwater_pearl_mussel </li></ul><ul><li>http://en.wikipedia.org/wiki/Pearl </li></ul><ul><li>http://en.wikipedia.org/wiki/Pearl_oyster </li></ul>

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