Rock show!Cornwall, NY - On Saturday, August 15, at 10 a.m., the Hudson Highlands Nature Museum will be hosting: Geology Journey!   Come join Environmental Educator, Judy Ounfer, at the Museum's Outdoor Discovery Center, entrance on Muser Drive, across from 174 Angola Road, Cornwall, for a 90-minute guided hike that goes back more than a billion years in geologic history. Learn how to identify primary rock types and visit the site of a 19th century mine. Sturdy shoes or hiking boots recommended.  Bring water.  Recommended for adults with or without children and for children ages 7 and up. Cost: $5. Members: $3. For information, call (845) 534-5506, ext 204.Visit the museum's website at .                                                                         ### Photo Caption: Quartz and Calcite with Pyrite Threads. Contact: Marian Goldin Marketing Associate Hudson Highlands Nature Museum 845-534-5506, ext. 215