1858 Fraser & Chalmers Stamp Mill - Villa Rica, GA
Posted by: 
YoSam.
N 33° 45.157 W 084° 53.094
16S E 695906 N 3736737
Gold Mining machine, at the Pine Mountain Park
Waymark Code: WM10Y6Q
Location: Georgia, United States
Date Posted: 07/10/2019
Views: 2
County of display: Douglas County
Location of park: Stockmar Rd & Mirror Lake Parkway, NW of Villa Rica
Marker Text:
The Stamp Mill
The gold in Villa Rica is fine, like flour, and locked up tight in small particles in the rock. To extract the precious gold metal from the gold bearing ore, a stamp mill (or stamp battery) is used to pound and crush the material into smaller pieces for further procession.
pound and crush the material
The ore is brought down the mountain and put through the "Grizzly". The bars in the Grizzly prevent large material from coming through. Small material is loaded on ore carts (like the one shown at the back of the stamp mill). Then the cart goes up the track and the ore is dumped on the platform. A stamp mill operator then The material stays in the stamp mill until it is small enough to slosh through the screen.
Parts of the stamp mill:
GRIZZLY - separates small from large rocks
STEM - each stem wights 850 pounds
SHOE - can be replaced when won down
DIE - in the bottom of the mortar
SCREEN - contains the ore until small enough to sloxh through the screen
BOSS HEAD - holds shoes
TAPPET - raises stem
CAM - lift stems
CAM SHAFT - rotates and lifts stems
BULL WHEEL - turns the cam shaft
MORTAR - large cast iron box
Special thanks to Reed Gold Mine outside of Charlotte, North Carolina who donated this
1858 FRSER & CHALMERS STAMP MILL
Special thanks also to Vulcan Materials who transported the mill from North Carolina to Villa Rica