Metamorphic Rocks

• Two Words

Not Happy Birthday!!

Foliated Metamorphic Rocks

• Mineral Alignment• Banding

Slate comes from:

Shale Metamorphoses to Slate

Red Fossil Shale Red Slate

Slate Roofing Tiles

Phyllite

Phyllite is shiny b/c:

Schist from Manhattan

Schist has shiny, platy, flaky __________ crystals

Central Park Schist showing Glacial scratches

Schist Showing Banding or Foliation

This Gneiss started out as…

Granite Metamorphoses to Gneiss

Granite Gneiss

Gneiss Rock!!

Gneiss foliations distorted

Folded Gneiss at Museum of Natural History, Manhattan

Non-Foliated

Anthracite Coal comes from…

Coal Metamorphoses to Anthracite

Coal Anthracite

Map Of Pennsylvania Coal Fields

Go To Google Maps to see Pennsylvania

Hornfels: from _____ metamorphism

Quartzite comes from…

Sandstone Metamorphoses to Quartzite

Sandstone Quartzite

Quartzite with Cross-Bedding

Marble comes from…

Limestone Metamorphoses to Marble

Limestone Marble

Folded Marble,Maam Valley, Ireland

Metaconglomerate comes from…

Conglomerate Metamorphoses to Metaconglomerate

Conglomerate Metaconglomerate

Stretching of Pebbles in Metaconglomerate

Contact Metamorphism

Marble (Metamorphic.)

Marble (Metamorphic.)

Diabase (Igneous Intrusion.)

Limestone (Sedimentary.)

Limestone (Sedimentary.)

Contact Metamorphism

Sandstone

Quartzite Intrusion of GabbroQuartzite

Sandstone

Small Intrusion

Regional Metamorphism

Folding of Rock during Mountain Building