@book{e3f196b8a5c145c7a761694a451c92e1,
title = "Geochemical and petrographic analysis of the Sparks Hill Diatreme and its relationship to the Illinois-Kentucky fluorspar district",
keywords = "ISGS",
author = "Denny, {F. Brett} and Maria, {Anton H.} and Mulvaney-Norris, {Joseph L.} and Guillemette, {Renald N.} and Cahill, {Richard A.} and Fifarek, {Richard H.} and Freiburg, {Jared T.} and Anderson, {Warren H.}",
year = "2017",
language = "English (US)",
series = "Circular 588",
publisher = "Illinois State Geological Survey, Prairie Research Institute",
}