13.3: Activity 13B- Interpreting Metamorphic Index Minerals
- Page ID
- 14572
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Use the figure below to answer the questions in this section.
- The flat, platy minerals common in foliated metamorphic rocks are:
- Amphibole
- Calcite
- Quartz
- Mica
- Serpentine
- Which of the following minerals would likely be found in a high-grade metamorphic rock?
- Chlorite
- Muscovite
- Biotite
- Kyanite
- Which of the following minerals would likely be found in a low-grade metamorphic rock?
- Chlorite
- Biotite
- Garnet
- Sillimanite
- Which mineral is unstable in the staurolite zone?
- Chlorite
- Muscovite
- Biotite
- Garnet
- Which index minerals will not be found together in the same rock?
- chlorite and garnet
- chlorite and kyanite
- biotite and staurolite
- biotite and muscovite
WHY NOT?
Attributions
- Figure 13.23: “Index Minerals” (CC-BY 4.0; Chloe Branciforte, own work)