Paul L. Broughton

6 Questions 9 Answers 0 Followers

Questions related from Paul L. Broughton

What is the identity of the black biota slime on a hot spring wallrock?

What is the identity to any level of the black biota slime, probably a type of cyanobacteria, that thrives along this hot spring with water temperature of 70-75 C.

24 October 2023 6,911 0 View

What happened to CETI journal?

Does anyone know what happened to CETI, a journal of petroleum engineering and geoscience, published out of Calgary, Alberta? Can no longer find the title or any of the papers published therein...

18 December 2022 8,617 1 View

Can you stain amorphous calcium carbonate?

Can thin films of amorphous calcium carbonate in travertine be stained to differentiate from opaline deposits. Can ultra small crystallites of vaterite within ACC be differentiated by staining?

06 July 2021 1,327 3 View

What are the conditions for authigenic titanium oxide minerals such as ilmenite, brookite, anatase in quartz overgrowths of fluvial sand?

Pseudo-orthorhombic and thin hexagonal plate crystals occur within overgrowth cements of a silcrete. Chemical analysis indicates Ti. Formation of authigenic Ti minerals concurrent with silica...

17 January 2019 2,058 0 View

Does anyone know of literature references that describe the physical properties of FROZEN oil sands?

At what pressure at surface conditions will frozen Alberta oil sands fail in a lab test, that is, fracture break or shear? Is it very different from frozen mud?

13 March 2015 7,919 4 View

What animal has an intestine consisting of tightly coiled back and forth loops, not spiral, and tens of centimeters long?

This linear axis 30-80 cm long and 3-5 cm wide may imply a very long and narrow body tetrapod, as known from the fossil record (Cretaceous and early Tertiary casts of the gut only). A modern or...

05 November 2014 9,020 7 View