Lab # 8 – Due 11/14 - Ign Id Word Bank Use the pictures that follow to help you identify the 8 rock samples. USE THE FLOW CHART on the back of the lab packet to identify each rock NAME. A word bank is provided Use your ESRT for the questions Word Bank Obsidian – Basalt – Pumice – Scoria – Rhyolite – Granite – Diorite – Gabbro

Sample # 1 - Dark Glassy Extrusive Felsic

Sample # 2 - Dark Fine Extrusive Mafic

Sample # 3 - Dark Vesicular Extrusive Mafic

Sample # 4 - Dark Coarse Intrusive Mafic

Sample # 5 - Light Fine Extrusive Felsic

Sample # 6 - Light Coarse Intrusive Felsic

Sample # 7 - Both Dark & Light Coarse Intrusive Both Mafic & Felsic

Sample # 8 - Light Vesicular Extrusive Felsic

Lab Reflection Lab # 8 – Due 11/14 - Igneous Id What was the problem or purpose of the lab? What did we do during class? Describe how igneous rocks form? What are some characteristics that are dominate in igneous rocks? How can you go further?, Why did we do the lab?, How does it relate to your life?