Magnesite on Serpentine
John Betts - Fine Minerals
Translucent white Magnesite crystals lining a slender cavity in greenish Serpentine. The Magnesite is a secondary mineral formed from the decomposition of the serpentine, the bedrock underlying Staten Island. No damage. From John Betts' personal collection; collected ca. 1996.
Abandoned I-278 highway exit, north of Deere Park, Staten Island, New York City, Richmond County, New York.