Litharge         

PbO

(Click images to enlarge)
 
Natural litharge - Tonopah-Belmont Mine
Maricopa County, AZ. University of Cincinnati mineral collection.
Litharge w masicot (greenish) and cerussite (white) Tonopah-Belmont Mine Maricopa County, AZ.

Pipe Scale - Utility 02

Scanning Electron Microscope image of utility 02 pipe (FEI XL 30 ESEM)

Roman-era water pipe, Pompeii. Red litharge overlain by white cerussite.

Typical red color of litharge grown on a lead test coupon

 

 

Crystal System

Specific
gravity

Hardness

Color

Tetragonal

9.24

2

Red

Composition

Formula weight = 223.20 g/mole

 

 

Pb

92.83 %

PbO

100.00 %

 

O

  7.17

 

 

 

Web resources:

http://webmineral.com

http://www.mindat.org/

 

From the Greek λιθάργνρος, the name given to a material obtained in the process of separating lead from silver by fire metallurgy.

 

Corrosion Scales Home