Fluorite and Sphalerite, Rosiclare Level, North-End, Denton Mine, Ozark-Mahoning Company, Harris Creek District, Southern Illinois 1.5 x 1.7 x 3.5 cm $25. Online August 1 SOLD
Combination of high luster, deep brown sphalerite and light purple transparent fluorite. Matrix is highly altered limestone colloquially referred to as 'burnt' limestone. In top condition. Collected by Ross C. Lillie May 25, 1984 from a pocket measuring approximately 1.5 x 1.5 x 3 feet wide.