TY - RPRT TI - A mineralogical and chemical study of the leached zone of the Bone Valley formation of Florida : a progress report AU - Zalman Samuel Altschuler AU - C.E. Boudreau PY - 1949 DO - 10.3133/tei102 UR - https://pubs.usgs.gov/publication/tei102 ID - tei102 ER -