Tags: limestone
Public hearing addresses deeper mining, new conveyor permits for Lehigh
Lehigh is requesting permission to mine deeper limestone deposits.
Representatives from the Maryland Department of the Environment, Army Corps of Engineers and Lehigh Cement Co. joined together at a public hearing in New Windsor, Maryland, last night to answer questions ... Read More...
Saving Time and Money
An Indiana limestone operator reduces conveyor carryback and spillage, freeing up maintenance crew for other tasks.
The 243 Complex consists of 243 Lime, a pulverized (or fine grind) limestone operation; 243 Quarry, a crushed limestone operation that, among its traditional ... Read More...
What in the World?
When it comes to this wall, you might just need some education.
By Bill Langer
This article is about a famous wall; a wall with such an important history that it has been designated a World Heritage Site. But what wall is ... Read More...
Bad News, Good News, and Really Good News
A trip to the repair shop leads to insights on geologic formations and thermal expansion valves.
By Bill Langer
This morning, I got up bright and early and took our 2004 mini-van to a little repair shop in North Phoenix — the ... Read More...
Prospecting with Geological Maps
The search for potential aggregate sources begins with the proper framework.
By Bill Langer
When I was studying geology in college, one of my professors had us prepare a geologic map of a rather small area near campus. The main goal was ... Read More...
Data Mining December 2011
M&A Activity remains slow, but Martin Marietta and Lafarge swap assets
The number of merger and acquisition transactions in North America was up 13 percent for the three quarters ending Sept. 30, 2011, while the total value of these transactions was ... Read More...
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