» Jadeitites in the Caribbean Context

Jadeitites in the Caribbean Context

1. Title slide
2. Acknowledgement of collaborators
3. The Two Jades
4. Geological implications of jadeitite
5. Map of World-Wide Jadeitite Occurrences
6. Goals of the research
7. Map of W. Caribbean Region
8. Serpentinite Mélange and Ophiolites alongGuatemala Suture Zone
9. High-P/Low-T rocks along Motagua Fault
10. Rocks north of Motagua fault
11. Jadeitite occurrence north side of Motagua fault
12. Interpreting Jadeitite: North of Motagua Fault, Guatemala
13. Backscattered Electron Image of Jadeitite
14. Location of Jadeitite Along Motagua Fault
15. Pyroxene Compositional Trends West, North of MF
16. Backscattered Electron Image of Lavender Jadeitite
17. Pyroxene in Mauve Jadeitite
18. Pyroxene Compositional Trends Central, North of MF
19. Pyroxene Compositional Trends East, North of MF
20. Backscattered Electron Image of Jadeitite
21. Jadeitite-Omphacite Traverse Set: Overgrowth to Core
22. "Northern" Jadeitites
23. "New" Jadeitite Occurences South Side, Motagua Fault
24. Lawsonite Eclogite from South of Motagua Fault
25. Jadeitites from South of the Motagua Fault
26. Backscattered Electron Image of Jadeitite from South of Motagua Fault
27. Backscattered Electron Image of Jadeitite from South of Motagua Fault (Further magnified)
28. Pyroxene Compositional Trends: Carrizal Grande, South of Motagua Fault
29. Backscattered Electron Image of Jadeitite from Quebrada El Xombre
30. Carrizal Grande Jadeitites
31. Pyroxene Compositional Trends La Ceiba, South of Motagua Fault
32. Pyroxene Compositional Trends La Ensenada, South of Motagua Fault
33. Southern Jadeitites P-T estimates
34. Trace Elements and Fluid Fertilization
35. Mixing of Crustal and Sediment Fluids
36. Rock Ages North and South of Motagua Suture Zone
37. Sourcing Jade from the Caribbean
38. Jade Samples and Artifacts
39. Where to Look for Jade Sources
40. Backscattered Electron Images of Jadeitite
41. Backscattered Electron Images of Southern Jadeitites
42. Mineralogy of Southern Jadeitites
43. More Eastern Caribbean Jades
$44. Object ID by Micro-X-ray Diffraction$

44. Object ID by Micro-X-ray Diffraction
45. Map of Central American and the Caribbean: Jade Source Location
46. Map of Central American and the Caribbean: Jade Source Location
47. Questions?
48. Fluid Properties: Northern Jadeitites
49. Fluid Properties: Southern Jadeitites
50. Fluid Sources of Northern and Southern Jadeitites