How to Identify Metamorphic Rocks
Hold the rock to the light and see if it has a shine or shimmer.. Check for stripes and bands.. Look for large patches of reflective dots.
Steps
Hold the rock to the light and see if it has a shine or shimmer.
Hold the rock to the light and see if it has a shine or shimmer.
Check for stripes and bands.
Check for stripes and bands.
Look for large patches of reflective dots.
Look for large patches of reflective dots.
Watch for any grainy textures in the rock.
Watch for any grainy textures in the rock.
Look for organized patterns in the grains.
Look for organized patterns in the grains.
Use the bands to determine if the rock is foliated or non-foliated.
Use the bands to determine if the rock is foliated or non-foliated.
Identify quartzite by its pale or translucent color.
Identify quartzite by its pale or translucent color.
See if the rock is gneiss by checking for light and dark bands.
See if the rock is gneiss by checking for light and dark bands.
Scratch the rock against a glass bottle to determine its softness.
Scratch the rock against a glass bottle to determine its softness.
Identify marble by looking for grains that seem to have no pattern.
Identify marble by looking for grains that seem to have no pattern.
Check whether the rock is slate by looking for flat sheet layers.
Check whether the rock is slate by looking for flat sheet layers.
Distinguish phyllite from slate by checking for visible crystals and a green hue
Distinguish phyllite from slate by checking for visible crystals and a green hue.
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