Sheared light- to dark-green, serpentinite; chiefly altered harzburgite. Epiclastic serpentinite is poorly sorted, unsheared, and retains a characteristic epiclastic appearance in both clasts and matrix. Exposed in the Mayaguez, Rosario, Maricao, Sabana Grande, Yauco, Punta Verraco, Parguera, Cabo Rojo, San German, and Puerto Real quadrangles
Geologic ageCretaceous ?-pre-Cretaceous ?
QuadranglesCabo Rojo, Maricao, Mayagüez, Parguera, Puerto Real, Punta Verraco, Rosario, Sabana Grande, San Germán, Yauco
MunicipiosCabo Rojo, Lajas, Maricao, Mayaguez, Sabana Grande, San German, Yauco

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