TY - RPRT TI - Boron-rich mud volcanoes of the Black Sea region: Modern analogues to ancient sea-floor tourmalinites associated with Sullivan-type Pb-Zn deposits? AU - J. F. Slack AU - R.J.W. Turner AU - P.L.G. Ware PY - 1998 DO - 10.1130/0091-7613(1998)026<0439:brmvot>2.3.co;2 UR - https://pubs.usgs.gov/publication/70020337 ID - 70020337 ER -