Page 672 - Radiation Safety
P. 672
Type Nuclides Characteristics Occurrence
Radium – scales Radium- Hard deposits of calcium, Wet parts of oil
226,Radium-228 + strontium, barium sulfates production installations;
decay products and carbonates Well completions
Radium – sludge Radium-226, Sand, clay, paraffin, heavy Separators; Skimmer
Radium-228 + metals tanks
decay products
Lead- deposits Lead-210 + decay Stable lead deposits Wet parts of gas
products production installations;
Well completion
Lead- films Lead-210 products Very thin films Oil and gas treatment
+ decay products transport
Natural gas Radon-222 Noble gas Consumers domain
Produced Water Radium-226, More or less saline, large Each production facility
Radium-228 volume in oil production
(and/or) Lead-210
Source: Guidelines for Naturally Occurring Radioactive Materials, Australian Petroleum Production &
Exploration Association Limited, 2002 17