I THINK MINING is at http://ithinkmining.blog.infomine.com/ Please change your bookmarks.… more →
I THINK MINING - has moved!Jack Caldwell wrote 2 years ago: I THINK MINING is at http://ithinkmining.blog.infomine.com/ Please change your bookmarks. … more →
Jack Caldwell wrote 2 years ago: In the early 1960s in South Africa my parents moved to Evander, a mining town in sight of Sasol wher … more →
Jack Caldwell wrote 2 years ago: It is hard to believe that a 23-meter high wall of an open pit coal mine in Maryland can just fail a … more →
Jack Caldwell wrote 2 years ago: Nothing about mining, just a brief report on personal doings. I have just arrived in Cedar Rapids a … more →
Jack Caldwell wrote 2 years ago: My two older kids did their undergraduate studies at the University of Kansas in Lawrence, Kansas. … more →
Jack Caldwell wrote 2 years ago: A conference was planned, people were writing and organizing, and then thing went awry. Here is what … more →
Jack Caldwell wrote 2 years ago: Stuck in the warm sun besides the beach in southern California this week, I still had time to look u … more →
Jack Caldwell wrote 2 years ago: Here is a story that hit my e-mail inbox sent by somebody from somewhere. The publisher is AAP NewsW … more →
Jack Caldwell wrote 2 years ago: A road that winds so much and goes up and down so many steep grades could have be built for one reas … more →
Jack Caldwell wrote 2 years ago: Here is a brief survey of wages – are you earning enoughand salaries in Canadian mines in 200 … more →
Jack Caldwell wrote 2 years ago: The most interesting question asked of me regarding global warming is: As a consultant, how can I m … more →
Jack Caldwell wrote 2 years ago: Here is one of those reports on mining that infuriates the reader because of incompetent brevity and … more →
Jack Caldwell wrote 2 years ago: The conclusions from the Interactive Advertising Bureau of Canada are pretty obvious: (1) not many … more →
Jack Caldwell wrote 2 years ago: How can mines benefit from global warming? Greg Easterbrook, in the April 2007 Atlantic Monthly not … more →
Jack Caldwell wrote 2 years ago: Browsing websites can be fun. They open your eyes to details of the familiar that you had not previ … more →
Jack Caldwell wrote 2 years ago: There are, or at some time in the past have been, at least 270 mines in Jackson County, Oregon (Mind … more →
Jack Caldwell wrote 2 years ago: Mining news from Cuba and Bolivia does not normally make headlines. Over the weekend this piece app … more →
Jack Caldwell wrote 2 years ago: A while ago I wrote about the BC Minister of Mines who resigned over a “nasty” e-mail. … more →
Jack Caldwell wrote 2 years ago: Is this a sad story, or is it a story of human ability and success? Persist a little while, for the … more →