77 results on '"Helmstaedt, H."'
Search Results
2. Tectonic Relationships Between E-Type Cratonic and Ultra-High-Pressure (UHP) Diamond: Implications for Craton Formation and Stabilization
3. DiamondsCrustal Distribution and Formation Processes in Time and Space and an Integrated Deposit Model
4. Structural controls during formation and deformation of Archean lode-gold deposits in the Canadian Shield
5. Deformation and Intrusion in Deeply Buried Rocks: Creep, High-Angle Ductile and Brittle Shear, and Congruent Shear Arrays
6. Geology and Chemistry of the Early Proterozoic Purtuniq Ophiolite, Cape Smith Belt, Northern Quebec, Canada
7. Tectonic evolution of the northern Pickle Lake greenstone belt, northwestern Superior Province, Ontario
8. Diverse metavolcanic sequences and late polymictic conglomerate-associated metasedimentary rocks in the Winter Lake supracrustal belt, Slave Province, Northwest Territories
9. Geology of the Winter Lake supracrustal belt, Central Slave Province, District of Mackenzie, Northwest Territories
10. Mantle-derived guyanaite in a Cr-omphacitite xenolith from Moses Rock diatreme, Utah
11. Kimberlites of Southern Africa - Are They Related to Subduction Processes?
12. Postmagmatic Textures and Fabrics of Gabbros and Peridotites from DSDP Site 334
13. Geology and Chemistry of the Early Proterozoic Purtuniq Ophiolite, Cape Smith Belt, Northern Quebec, Canada
14. Major element distribution in Archean banded iron formation (BIF): influence of metamorphic differentiation
15. AGES OF CRATONIC DIAMOND AND LITHOSPHERE EVOLUTION: CONSTRAINTS ON PRECAMBRIAN TECTONICS AND DIAMOND EXPLORATION
16. SURVIVAL OF THE BROWN COLOR IN DIAMOND DURING STORAGE IN THE SUBCONTINENTAL LITHOSPHERIC MANTLE
17. Diamonds through Time
18. Crust–mantle coupling revisited: The Archean Slave craton, NWT, Canada
19. Origin of Archean subcontinental lithospheric mantle: Some petrological constraints
20. Tectonic evolution of the western Superior Province from NATMAP and Lithoprobe studies (1,2)
21. Pickle Lake revisited: new structural, geochronological and geochemical constraints on greenstone belt assembly, western Superior Province, Canada (1,2)
22. Structural analysis of the Miniss River and related faults, western Superior Province: post-collisional displacement initiated at terrane boundaries
23. Pickle Lake revisited: New structural, geochronological and geochemical constraints on greenstone belt assembly, western Superior Province, Canada
24. Portions of the Natashquan, Musquaro and Harrington Harbour map sheets, eastern Grenville Province, Quebec -a preliminary report
25. Geology of the Indin Lake area (86B), District of Mackenzie
26. Thin-skinned imbrication and subsequent thick- skinned folding of rift-fill, transitional-crust, and ophiolite suites in the 1.9 Ga Cape Smith Belt, northern Quebec
27. Ordovician Stratigraphy and the Structural Style At the Main RangesFront Ranges Boundary near Smith Peak, British Columbia
28. A Petrogenetic Grid For Calcium and Alkali-deficient Bulk Compositions
29. Geology, Portage Lakes area, New Brunswick
30. Structural history of pre-Carboniferous rocks in parts of eastern Cape Breton Island
31. Structural evolution of the Bathurst-Newcastle District, New Brunswick
32. Structural Evolution of Rocks of the Bathurst-Newcastle District, New Brunswick (21o/7)
33. Structural geology of Portage Lakes area, Bathurst - Newcastle District, New Brunswick
34. Geology of the Indin Lake area [86b], District of Mackenzie
35. A review of the use and application of mantle mineral geochemistry in diamond exploration
36. Purtuniq ophiolite, Cape Smith belt, northern Quebec, Canada: A reconstructed section of Early Proterozoic oceanic crust
37. Early to Mid-Tertiary inverted metamorphic gradient under the Colorado Plateau: Evidence from eclogite xenoliths in ultramafic microbreccias, Navajo Volcanic Field
38. Regional cross section of the Southern Province adjacent to Lake Huron, Ontario: implications for the tectonic significance of the Murray Fault Zone
39. Zoned epidote nodules from sedimentary rocks of the Eastport Formation, southwest New Brunswick
40. A new look at the stratigraphy of the Yellowknife Supergroup at Yellowknife, N.W.T. — implications for the age of gold-bearing shear zones and Archean basin evolution
41. BOOK REVIEWS
42. Structural patterns and tectonic evolution of supracrustal domains in the Archean Slave Province, Canada
43. Deformational history of an Archean fold belt, eastern Point Lake area, Slave Structural Province, N.W.T.
44. An Occurrence of Archean Pseudotachylite from Southeastern Manitoba
45. Deformation history in part of the Lubec–Belleisle zone of southern New Brunswick
46. A pyroxene-rich garnet-peridotite inclusion in an ultramafic breccia dike at Moses Rock, southeastern Utah
47. Correction to paper by A. T. Gavasci and H. Helmstaedt, ‘Pyroxene-Rich Garnet-peridotite inclusion in an ultramafic breccia dike at Moses Rock, southeastern Utah’
48. Evidence for spreading in the lower Kam Group of the Yellowknife greenstone belt: Implications for Archaean basin evolution in the Slave Province
49. Mantle Xenoliths Peter H. Nixon
50. Mantle Xenoliths
Catalog
Books, media, physical & digital resources
Discovery Service for Jio Institute Digital Library
For full access to our library's resources, please sign in.