Chalk formation

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See Cretaceous formation, under Cretaceous.

See also: Chalk

References in classic literature ?
The swede-field in which she and her companion were set hacking was a stretch of a hundred odd acres, in one patch, on the highest ground of the farm, rising above stony lanchets or lynchets--the outcrop of siliceous veins in the chalk formation, composed of myriads of loose white flints in bulbous, cusped, and phallic shapes.
Mayan Energy said it intends to implement a broader strategy targeting opportunities to recomplete existing well bores originally drilled to the Austin Chalk formation in the shallower Anacacho formation and believes that substantial opportunity to grow its acreage position in Wilson County exists.
According to the agreement Torchlight will farm-out a 25% Working Interest in this wellbore in exchange for the cost of drilling and completion for two lateral legs targeting the Austin Chalk formation.
Natural gas shows were also encountered when passing through the Austin Chalk formation.
Sinkholes in this chalk formation are not uncommon.
These amendments will allow the company to pursue further drilling opportunities in Turner Bayou, whether targeting the Austin Chalk formation or the shallower Middle Wilcox, through to the Maturity Date.
The Chalk Formation is the major aquifer in the area, and provides baseflow to support river flows and the ecology.
LN), an emerging oil and gas exploration and production company, has announced that at the Agnello #1 horizontal well in the Vintage Hills prospect unit, initial flow tests from the target Austin Chalk formation indicated a range in production from 402 barrels of oil equivalent to 139 boe.
Elasmosaurus platyurus (``plate-boned lizard'' for the large plate bones of the shoulder and pelvis area), Niobrara Chalk formation of northwestern Kansas in 1860.
3), both specimens from the Ector Chalk Formation of the Austin Group at the Savoy Pit, Fannin Co.
Laredo Energy currently has 16 horizontal wells producing in the Eagle Ford shale, three in the Austin Chalk formation, one in the Olmos and five in the Escondido formation.
The total acreage position is prospective for both the lower and upper Eagle Ford Shale, as well as the Austin Chalk formation.