Ball Mill Sphere

Object/Artifact

-

Crater Rock Museum

Name/Title

Ball Mill Sphere

Entry/Object ID

2025.8.30

Description

3 steel spheres from a ball mill. Ball mills are the most common grinding machine in the mining industry. They are employed in the comminution stage as grinding machines (size reduction) in order to reduce the feed material size in order to liberate minerals from the undesirable rock.

Location

Location

Display Case

FS-19

Room

Frieda Smith Hall

Building

Crater Rock Museum

Category

Exhibit

Moved By

Jillian Mather Kettley

Date

August 30, 2025

Notes

Location and accession # added while cleaning