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ORIGEM DAS CACHOEIRAS DA BACIA DO ALTO PARANÁORIGEM DAS CACHOEIRAS DA BACIA DO ALTO PARANÁ
(Sociedade Brasileira de Geologia, 2018)
Compressive Stress Analysis in an Underground Mining Geomechanical Model with Long Holes for Stability in Advance Work through Uniaxial Compression Tests
(Springer Science and Business Media Deutschland GmbH, 2022-01-01)
Currently, the way of working was affected by the pandemic we are experiencing and mining is not exempt from this. For this reason, preventive action plans had to be implemented to restart operations in all areas involved ...
Classification of debris-covered glaciers and rock glaciers in the Andes of central Chile
(Elsevier, 2015)
In the Dry Andes of Chile (17 to 35 degrees S), debris-covered glaciers and rock glaciers are differentiated from true glaciers based on the percentage of surface debris cover, thickness of surface debris, and ice content. ...
Rock lithological classification using multi-scale Gabor features from sub-images, and voting with rock contour information
(Elsevier, 2015)
Estimation of rock composition in mining plants is important for determining rock size and grindability which, in turn, may improve control of the grinding process. Variations in ore grindability and size distribution ...
An evaluation rate of accidents risks because of rocks falling in rock quarriesÍndice de evaluación del riesgo de accidentes por desprendimientos en canteras de roca
(Universidad Nacional Mayor de San Marcos, Facultad de Ingeniería Geológica, Minera, Metalúrgica y Geográfica, 2006)
Sisters, O sisters, lets stand up right now: o processo de feminilização do rock na época da contracultura e da Nova Esquerda, 1966-1974
(Universidade Estadual Paulista (Unesp), 2022-06-29)
O rock dos anos 1960 (especialmente a partir de 1965-66), o qual esteve ligado à contracultura jovem e aos movimentos políticos de esquerda, foi predominantemente pautado por práticas masculinas, tanto por parte da indústria ...
Expanding the scope of Actualistic Taphonomy in Archaeological Research
(Springer, 2019)
This chapter presents the application of actualistic taphonomy to the study of one of the inorganic remains produced by hominins since 3 million year BP up to historical times: lithic artifacts. As rocks are among the most ...
Thallium in deep-seated crustal rocks
(Geochimica et Cosmochimica Acta, 1974)
A Precambrian granulite terrain of the Brazilian shield presents an average Tl
content of 350 ppb, very near to Shaw’s figure for the lower continental crust. Thallium, &8
in other rock types, shows close coherence with ...
K-Ar geochronology on alkaline volcanic rocks, southern Paraná Basin, Uruguay
(Geochemical Society, 2020)
The exposed volcanic areas of the Paraná Basin in Uruguay are mainly represented by tholeiitic basalt lava flows
and related mafic intrusions, with ages restricted to the lower Cretaceous [1] [2]. Recent studies have shown ...