Feeds:
Posts
Comments

Archive for the ‘Uranium’ Category

The news is that the area around the Grand Canyon is off-limits to uranium mining for the next 20 years. The Obama administration has banned new mining near the Grand Canyon, an area known to be rich in high-grade uranium ore reserves, the Associated Press reported.

Read Full Post »

To end the work-week, here is the knottiest problem I faced this week.  Maybe the readers of this blog can help solve the problem!  The issue: how to design a heap leach pad in a cold climate?

Read Full Post »

If you tour by Google Maps that part of South Africa where I grew up (mainly the East Rand around Brakpan and Springs) you will not see the many slimes dams that I knew and played around.  They are long since gone—reworked for gold and uranium and consolidated into a mega-slimes dam that I recall is [...]

Read Full Post »

Here is a picture of a mining disaster waiting to happen.  This is a mine in Australia that is shut down because too much rain has filled their tailings impoundment and they appear to have no facilities to treat water hence to release it. 

Read Full Post »

A quick Monday morning post. Some statistics on mining in Arizona.  These numbers are lifted from Arizona Geology, always a good source of information about mining in that state.

Read Full Post »

    Growing up on the East Geduld Mine, a gold mine at the far east end of the South African Witwatersrand, we often went to play around the slimes dams and the pools of orange, green, and blue waters that dotted the landscape.   Our parent forbade us to go there, for there were stories [...]

Read Full Post »

In the last week of May, folk will gather at this conference:  Remediation of Uranium Mining and Processing Sites – Sustainability and Long Term Aspects.   This is the part of the story that I know:

Read Full Post »

To end the week, a link to a posting attacking the 1872 Mining Law.  This is kind of an old topic and one that is opposed by powerful forces in the mining industry.  Nonetheless, here is part of the most recent attack:

Read Full Post »

  It is crass to take pleasure in the failure of arrogant people to achieve what they once bragged they would do.  Yet I cannot suppress a faint, incorrect spark of a smile when I read of the failure of the closure works at the Rum Jungle Uranium Mine, near Darwin, Australia. 

Read Full Post »

   We left Juneau this morning, having spent the day yesterday at the Greens Creek Mine on Admiralty Island.  We were there to observe the filtered tailings placed in a dry stack.  A simple conclusion:  the system works amazingly well. 

Read Full Post »

Older Posts »

Follow

Get every new post delivered to your Inbox.

Join 72 other followers