Tema 4 - Oposición profesorado de Biología y Geología.
Ajustado a 2 horas de redacción y basado en apuntes de academias, editoriales, universidad. Con citas de autores e investigaciones actuales. Entre 2800 y 3200 palabras.
, Índice:
1. Introducción: .......................................................................................................... 3
1.1. Justificación e importancia del tema: ................................................................................ 3
1.2. El ciclo de las rocas: ........................................................................................................... 3
2. Magmatismo: ........................................................................................................ 4
2.1. Composición, propiedades y comportamiento del magma: ............................................. 4
2.2. Origen y formación de los magmas (magmatismo y tectónica de placas): ....................... 5
2.3. Diferenciación magmática: modificaciones en la composición inicial del magma: ........... 6
2.4. La cristalización del magma: series de reacción de Bowen: .............................................. 6
3. Las rocas ígneas más importantes: ......................................................................... 7
3.1. Textura de las rocas ígneas: .............................................................................................. 8
3.2. Composición de las rocas ígneas: ...................................................................................... 8
3.3. Clasificación de las rocas ígneas: ....................................................................................... 9
4. Forma de yacimientos y afloramientos de las rocas ígneas: .................................. 10
4.1. Plutones, sus características y origen: ............................................................................. 10
4.2. Otras formas volcánicas: ................................................................................................. 10
5. Contribución del tema al desarrollo del currículo: ................................................. 11
6. Conclusión:........................................................................................................... 11
7. Bibliografía: ......................................................................................................... 12
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