1. Education

Schist in Outcrop

In the Picture Gallery of Metamorphic Rocks

This outcrop in New York's Riverside Park shows veins that represent later injections of siliceous fluids, turned into quartz-rich rock and warped further.
Schist in the landscape
Photo (c) Andrew Alden, licensed to About.com (fair use policy)

©2012 About.com. All rights reserved.

A part of The New York Times Company.