Origins of chromian and aluminous spinel macrocrysts from kimberlites in Southern Africa

Canadian Mineralogist

Volumn 39, Issue 2, 2001, Pages 361-376

  Schulze, D J ^a  

^a UNIVERSITY OF TORONTO   (Canada)

Author keywords

Chromian spinel; Kimberlite; Magnesiochromite; Southern Africa

Indexed keywords

ALUMINUM; CHROMIUM COMPOUNDS; MELTING; SINGLE CRYSTALS;

SPINEL-GROUP MINERALS;

MINERALOGY;

CHROMITE; KIMBERLITE; MANTLE CHEMISTRY; PERIDOTITE; SPINEL;

(SOUTH); AFRICA;

EID: 0035299936     PISSN: 00084476     EISSN: None     Source Type: Journal    
DOI: 10.2113/gscanmin.39.2.361     Document Type: Article

References (49)

1. Characterization of spinel peridotites by olivine-spinel compositional relationships: Review and interpretation
2. Origin of the ilmenite-silicate nodules in kimberlites from Lesotho
3. Ultramafic nodules from the Kimberley pipes, South Africa
4. Spinelfacies peridotites from the Kaapvaal root
5. The join pyrope-knorringite: Experimental constraints for a new geothermobarometer for coexisting garnet and spinel
6. Program to study the crust and mantle of the Archean craton in Southern Africa
7. Regional age variations of the southern African mantle: Significance for models of lithospheric mantle formation
8. The petrology and geochemistry of ultramafic nodules from Pipe 200, Northern Lesotho
9. Peridotite nodules from the Ngopetseu and Lepelaneng kimberlites, Lesotho: A crustal or mantle origin
10. The chemistry of the garnets, chromites and diamond inclusions from the Dokolwayo kimberlite, Kingdom of Swaziland
11. Chromite-silicate intergrowths in upper mantle peridotites
12. Formation of an Archean continent
13. Pyrope-knorringite garnets in the Earth's mantle: Experiments in the
14. Lithosphere of the continental United States: Xenoliths in kimberlites and other alkaline magmas
15. Kimberlite-transported nodules from Colorado-Wyoming: A record of enrichment of shallow portions of an infertile lithosphere
16. Evidence for mantle metasomatism in peridotite nodules from the Kimberley pipes, South Africa
17. Thermobarometry for garnet peridotites: Basis for the determination of thermal and compositional structure of the upper mantle
18. Diamond exploration techniques emphasising indicator mineral geochemistry and Canadian examples
19. 3 system. II. Thermodynamic analysis
20. Chromite macrocrysts in kimberlites and lamproites: Geochemistry and origin
21. Kimberlite- And lamproite-borne chromite phenocrysts with "diamond-inclusion" Type chemistries
22. A review of the use and application of mantle mineral chemistry in diamond exploration
23. Geochemical correlations between kimberlite indicator minerals and diamond
24. The mineral chemistry of new titanates from the Jagersfontein kimberlite, South Africa: Implications for metasomatism in the upper mantle
25. Oxide mineralogy of the upper mantle
26. Fertile and barren Al-Cr spinel harzburgites from the upper mantle: Ion and electron probe analyses of trace elements in olivine and orthopyroxene: Relation to lherzolites
27. Chromian spinel as a petrogenetic indicator. I. Theory
28. Chromian spinel as a petrogenetic indicator. II. Petrologic applications
29. Corganites and corgaspinites: Two new types of aluminous assemblages from the Jagersfontein kimberlite pipe
30. The diamond resources of the Colorado-Wyoming State Line District: Kimberlite indicator mineral chemistry as a guide to economic potential
31. Inclusions in diamond
32. Oxide and sulphide mineralogy of the Peuyuk kimberlite, Somerset Island, N.W.T. Canada
33. Dating the shock wave and thermal imprint of the giant Vredefort impact, South Africa
34. Neoarchean and Paleoproterozoic re-activation of the crust-mantle transition beneath the central Kaapvaal craton, Lace kimberlite
35. Impact-triggered deep-seated magmatism beneath the Vredefort structure, South Africa
36. The transition between spinel lherzolite and garnet lherzolite, and its use a geobarometer
37. Lithospheric mantle growth around cratons: A Re-Os isotope study of peridotitic xenoliths from East Griqualand
38. Stabilization of Archean lithospheric mantle: A Re-Os isotope study of peridotite xenoliths from the Kaapvaal craton
39. Chromite: From the fiery rain of chondrules to the Kilauea Iki lava lake
40. Silicate-bearing rutile-dominated nodules from South African kimberlites: Metasomatized cumulates
41. Chromite macrocrysts from southern African kimberlites: Mantle xenolith sources and post-diamond re-equilibration
42. Coesite-sanidine eclogites from kimberlite: Products of mantle fractionation or subduction?
43. Carbon isotope composition of graphite in mantle eclogites
44. Pb, Sr, and Nd isotope evidence for sources of Southern African Cretaceous kimberlites
45. Nb-Cr-rutile in the Orapa kimberlite, Botswana
46. The petrology of the Cleve kimberlite, Eyre Peninsula, South Australia,