Page 234 - Geochemistry of Oil Field Waters

N ES 0

q75 5P 1P 1lP 25p 3P 3P 3P 5P 4P 4P < lp < lp < lp < lp <lop 4.5~ 2.5~

md < 1P < 1P 3P 12p < 1P < 1P < 1P IP IP 2P < lp < lp < lp < lp <lop 3P 1P
___

Tin q25 ND ND ND ND ND ND <Ip ND <1 ND ND ND ND ND ND ND -

3p 3p 150p lp 3p lp lp lp 15p 3p 3p 3p 3p 3p 35p ~
q75 ND < < < < < < < < < _

md ND < lp < 1P 15p < lp < 1P < lp < lp < lp 6p < 3p ND < 3p ND < 3p lop 5.4p 1P _
_
Nickel q25

750p >5,OOOp >5,OOOp 90 >5,OOOp >5,OOOp >5,OOOp >5,OOOp >5,OOOp >5,OOOp 450p 1,200~ 2,000~ 1,000~ 750p 2,800~
q75 3.5 3.3 1.8 1.7 2.8 300p 5.6 1P and quartile (9) concentrations in each area; ND = below detection limits; p = concentration in ppb, otherwise ppm.

Manganese md q25 175p 8Op 8OOp 1,800~ 45 25 2OOp 18Op 500p 30p 400p 150p 600p 300p 9Op 660p 2OOp 450p 300p 300p 60p 300p 9Op 950p 300p lp-lop

q75 8,000 550 250 800 250 6,000 1,650 2,000 1,500 560 400 1,000 800 3,000 2,000 250 2,000 600 225 40 200 100 300 30 175 90 10
Minor elements in 823 oilfield brine samples in United States and Canada*'

Magnesium md q25 6,000 3,000 15 150 5,000 3,000 1,000 500 1,000 500 1,000 0 50 200 500 1,550 900 10 300 10 20 < 10 35 1,272

q75 25 4 ND 15 25 25 20 25 25 35 10 50 2 45 ND ND

Lithium md q25 15 10 ND ND ND ND ND ND 15 3 10 2 10 3 4 10 15 10 10 ND ND ND 35 18 ND ND ND ND ND ND ND ND 0.1 2 analysis used.

Number of samples 22 79 88 24 148 74 34 15 21 118 25 55 22 28 18 116 - - Rittenhouse et al., 1969) *3 Includes Oklahoma Platform and Ardmore Basin.

TABLE 7.XIV Illinois Basin Louisiana and Texas Gulf Coast East Texas North Texas West Texas and New Mexico Permian only Pennsylvanian only Silurian and Devonian only Ordovician and Cambrian only Anadarko Basin*' Williston Basin, post- Paleozoic Williston Basin, Paleozoic Powder River Basin Other Wyoming Colorado California Sea Water Estimated detection limit *' Medium (md - ** No data, less sensitive methods of