Metamorphic Rocks Copy/paste this link in the search window… Metamorphic RocksCopy/paste this link in the search window (Google/Edge/Ecosi
Metamorphic Rocks Copy/paste this link in the search window… Metamorphic RocksCopy/paste this link in the search window (Google/Edge/Ecosia) to view its thin section:https://www.virtualmicroscope.org/sites/default/files/html5Assets/tom6/index.htmlThe hand specimen and thin section above is an Andalusite-cordierite hornfels.Image transcription textThis sample of andallusite-cordieritehornffels comes from the aureole ofthe Skiddaw granite in Cu… Show more… Show more ANSWER ALL THE QUESTIONS:Question 1: What textural evidence is found there that this rock sample (Andalusite-cordierite hornfels) was formed by contact metamorphism and not regional metamorphism? Explain. Question 2: Label all the minerals and features that you can find in the thin section of Andalusite-cordierite hornfels (rotation 1 and 2) using the link above. You can use this link: https://www.virtualmicroscope.org/sites/default/files/html5Assets/tom6/index.htmlLabel it, both with observations (e.g., color (birefringence), cleavage, curving cracks, shape, high relief, twinning, extinction, pleochroism) and with interpretations (e.g., mineral names and magmatic, metamorphic, or sedimentary processes). Rotation 1:Rotation 2:Image transcription textRotation 2 plane polarised light betweencrossed polars Oo 1mm… Show more Guide/Example of Labelling for Question 2:Example 1Image transcription textMuscovite (White mica) Biotite (Brownmica) – High birefringence -Highbirefringence (using Mich… Show more… Show moreExample 2Image transcription textROTATION 1 PLANE POLARISEDLIGHT Pyroxene ? – Gray (in PPL ) – Istorder with 1-to7 binefrige… Show more… Show moreExample 3Image transcription textMinerals and features found in Diorite thinAmphibole(hornblende) section are-Cleavage- Two perfect prismatic … Show more… Show morePLEASE ANSWER ALL THE QUESTIONS COMPREHENSIVELY (especially in Question 1). Please follow the guidelines (examples provided) especially in labelling minerals in Question 2. NOTE: PLEASE DON’T ANSWER THIS IF YOU CAN’T FOLLOW WHAT IS ASKED IN THE QUESTION ESPECIALLY IN QUESTION 2 WHICH IS TO LABEL AND NAME MINERALS WITH OBSERVATIONS/INTERPRETATIONS JUST FOLLOW THE PROVIDED EXAMPLES ABOVE. Earth Science Science Geology GEO 12.001 Share QuestionEmailCopy link
