The Guarda structure (Portugal): Impact structure or not? Microstructural studies of Quartz, Zircon and Monazite
Publication date
2012
Authors
Zalinge, M.E. van
Hamers, M.F.
Drury, M.R.
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Supervisors
DOI
Document Type
Article
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(c) UU Universiteit Utrecht, 2012
Abstract
The Guarda Structure in north-eastern Portugal has been proposed as a potential impact structure. We have studied the structure in detail, but no field or microscopic evidence has been found to support the impact hypothesis