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283:. Considering the proximity of location, age, and stratigraphic similarities of Vista Alegre and Vargeão, it has been proposed that it was a double impact.
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263:, Brazil. On the surface it appears as a circular, relatively flat plain within otherwise hilly terrain.
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or younger). More recently, a date of about 115 Ma has been given and closer to the age of
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Planetary and Space
Science Centre University of New Brunswick Fredericton
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361:. Extract from the 67th Annual Meteoritical Society Meeting" in 2004.
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Vista Alegre: A Newly
Discovered Impact Crater In Southern Brazil
346:
Update On The
Current Knowledge Of The Brazilian Impact Craters
154:
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275:
and the age is estimated to be less than 65 million years (
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348:, 44th Lunar and Planetary Science Conference (2013)
357:A. Crósta, C. Kazzuo-Vieira and A. Schrank (2004).
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271:It is 9.5 kilometres (5.9 mi) in
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344:A. Crósta, M. Vasconcelos (2013).
16:Meteorite crater in Paraná, Brazil
14:
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202:Location of the crater in Brazil
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921:Lunar and Planetary Institute
753:Cretaceous–Paleogene boundary
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230:Vista Alegre crater (Brazil)
36:image of Vista Alegre crater
7:
1008:Landforms of Paraná (state)
813:Planar deformation features
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916:Impact Field Studies Group
998:Cretaceous impact craters
851:
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399:Impact cratering on Earth
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58:9.5 km (5.9 mi)
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993:Paleocene impact craters
988:Impact craters of Brazil
886:William Kenneth Hartmann
552:Clearwater East and West
500:Confirmed≥20 km diameter
803:Ordovician meteor event
42:Impact crater/structure
906:Eugene Merle Shoemaker
783:Late Heavy Bombardment
983:Earth Impact Database
927:Traces of Catastrophe
911:Earth Impact Database
859:Ralph Belknap Baldwin
321:Earth Impact Database
68:<65 Ma, or ~115 Ma
246:Vista Alegre crater
131: /
22:Vista Alegre crater
823:Shock metamorphism
728:Alvarez hypothesis
233:Show map of Brazil
205:Show map of Paraná
1003:Cretaceous Brazil
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876:Edward C. T. Chao
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135:25.950°S 52.683°W
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901:Peter H. Schultz
864:Daniel Barringer
773:Impact structure
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140:-25.950; -52.683
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768:Impact crater
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1013:Paraná Basin
925:
896:Graham Ryder
818:Shatter cone
808:Philippinite
657:Saint Martin
652:Rochechouart
557:Gosses Bluff
512:Amelia Creek
415:Impact event
353:
340:
329:. Retrieved
319:
293:Vargeão Dome
281:Vargeão Dome
270:
261:Paraná State
245:
243:
171:Municipality
106:Paraná Basin
692:Tookoonooka
677:Steen River
667:Siljan Ring
597:Manicouagan
582:Keurusselkä
267:Description
138: /
113:Coordinates
977:Categories
833:Stishovite
733:Australite
712:Yarrabubba
682:Strangways
642:Presqu'île
617:Montagnais
587:Lappajärvi
537:Charlevoix
522:Beaverhead
517:Araguainha
471:By country
441:Antarctica
331:2017-10-09
299:References
47:Confidence
798:Moldavite
793:Meteorite
778:Impactite
707:Woodleigh
702:Vredefort
662:Shoemaker
622:Morokweng
607:Mistastin
547:Chicxulub
451:Australia
431:Worldwide
277:Paleocene
250:meteorite
71:Paleogene
50:Confirmed
852:Research
697:Tunnunik
592:Logancha
562:Haughton
532:Carswell
476:Possible
287:See also
273:diameter
102:Location
97:Location
55:Diameter
967:Geology
941:Portals
843:Tektite
838:Suevite
743:Coesite
738:Breccia
687:Sudbury
637:Popigai
632:Obolon'
612:Mjølnir
577:Karakul
567:Kamensk
527:Boltysh
507:Acraman
151:Country
126:52°41′W
123:25°57′S
89:Drilled
81:Exposed
34:Landsat
955:Brazil
721:Topics
602:Manson
456:Europe
436:Africa
253:crater
165:Paraná
155:Brazil
75:Aptian
424:Lists
248:is a
161:State
572:Kara
244:The
255:in
84:Yes
64:Age
979::
324:.
318:.
307:^
259:,
92:No
943::
391:e
384:t
377:v
334:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
