Fluorite from Minerva No. 1 Mine, Hardin County, Illinois, USA - image 1
Photo by The Sunnywood Collection

Fluorite from Minerva No. 1 Mine, Hardin County, Illinois, USA

Ross Lillie Collection ... RCL #1633

Horizon: Rosiclare Level

Orebody: Cross-Cut Orebody

Mine Name: Minerva #1

Company: Ozark-Mahoning

District: Cave-in-Rock

County: Hardin

Mined Month: December

Mined Year: 1991

Type Orebody: Stratiform

Product details

SpeciesFluorite
SizeSmall Cabinet
Dimensions9.5 x 7.1 x 5.5 cm
Added on09/12/2026
LocalityUSA, Illinois, Minerva No. 1 Mine
RepairsNone

Current owner

Kim & Dona Niederman Collection
Kim & Dona Niederman Collection
Scottsdale, Arizona, United States
Acquired
Aug 2022
1 for sale·Member since 2025

Previous owners

DateCollectorAcquisition price
12/1991Ross C. LillieNot disclosed

Learn more

Fluorite
Mineral guide
Learn about Fluorite
calcium fluoride with a dazzling color range, cubic and octahedral crystals, and UV fluorescence; prized by collectors for Blue John banding.
Fluorite
Regional guide
Fluorite from Minerva No. 1 Mine, Rosiclare Level, Ozark-Mahoning Co., Cave-in-Rock, Southern Illinois
Minerva No. 1 Mine fluorite — renowned locality for vibrant, color-zoned crystals, classic habit, and a storied collecting history with notable museum finds.
Locality guide
Minerva No. 1 Mine
A collector's guide to Minerva No. 1 Mine, USA: its geology, mining history and notable minerals, illustrated with the 725 specimens documented from this locality on EarthWonders.