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Friday, 07/16/2010 7:42:44 PM

Friday, July 16, 2010 7:42:44 PM

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Meet John M. Guilbert, Liberty Star’s Director

He literally wrote the book on copper-porphyry deposits!



Excerpt from: http://www.libertystaruranium.com/www/investors/news-releases/nr-93-liberty-star-receives-ztem-report-2013-shows-201cat-least-6-to-7-porphyry-copper-signatures201d-in-big-chunk-south-block-ak

These anomalies are in the size range of the footprint of the nearby Pebble deposit(s), also within the Big Chunk caldera, and go to significant depth. Stated in the report “Porphyry coppers… tend to be associated with pronounced resistivity highs associated with a potassium rich altered core, surrounded by resistivity lows associated with pyrite propylitic alteration halos (i.e. Mt Milligan, San Juan-Lone Star, Morrison etc.).” This is the Porphyry Copper Model, which Company Director Dr. John Guilbert co-developed and is described and illustrated in his book, Geology of Ore Deposits.



Excerpt from: http://my.caseyresearch.com/displayExplorer.php?id=114

Interview with Lukas Lundin,Chairman, The Lundin Group
http://www.thelundingroup.com/s/Home.asp

XL: You were doing petroleum work and happened to hear about a copper-gold project?

Lukas: Exactly. I didn't know what porphyry copper was. I didn't know anything about it.

XL: How did you come across it?

Lukas: It was a tender of some deposit that had been drilled off by the United Nations and it was owned by the province. It was all very complicated – some gold heap-leach thing. There was a lot of work that had been done there on the project and there were a lot of files on it. There was a guy called John Guilbert, whose name was on the papers all the time. I found out he was a professor at the University of Arizona, a specialist on porphyry systems. So, I called telephone information and got the number for the university, called them up and asked for John Guilbert. Lo and behold, some fellow answers and says, "This is John Guilbert." So, I asked him about this Alumbrera thing and he was completely euphoric about the deposit. I went and saw him and he told me this was the greatest thing since sliced bread. After spending half a day with him I thought, "I have to get this," and I rushed down to Argentina. For two years that was all we did. We went after this thing and finally got it.

XL: And were you concerned at all about making the jump from petroleum to mining?

Lukas: No, I wasn't too worried. I didn't really understand what I was doing. (laughs) It was the same concept as our oil and gas business – go for big stuff. Actually, if I had known more about it I probably wouldn't have done the deal. But lucky enough what happened was they had a high-grade core at surface that made the mine very profitable. When you looked at the overall numbers, it didn't look that good. Today, with my knowledge, I probably would have turned it down, which wouldn't have been good.

XL: Right. It ended up doing quite well.

Lukas: Unbelievably well.




From: http://www.nobles.edu/home/content.asp?id=1140

Geologist Carves Out a Niche of His Own

John Guilbert '49


Upon graduating from Nobles in 1949, geologist and author DR. JOHN GUILBERT proudly claims he was "ready to take on the world." Since then, Guilbert has spent 55 fulfilling years doing just that.

During his career as Anaconda research geologist and then as a professor of economic geology at the University of Arizona, Guilbert and a colleague, David Lowell, developed an understanding of the geology of the huge "porphyry copper" deposit type.

In 1970 and thereafter, Guilbert and Lowell wrote a series of papers on the anatomy of porphyry copper deposits while studying Arizona's Kalamazoo copper deposit. Thus, their porphyry copper model was founded, which is defined on a website as the "universal template for explorers around the globe" in search of this particular type of copper deposit. Their papers redefined the way geologists are able to find copper, leading directly to the discovery of many of the world's largest copper orebodies.

"Little was known about [copper deposit types] in the 1950s," he said. "A lot of my success came from being in the right places all over the world at the right time." He also credits his book, The Geology of Ore Deposits, for putting him on the map.

Now retired, Guilbert still stays active as professor emeritus of economic geology at the University of Arizona. He is also the honorary chairman of Consolidated JABA Inc. (JABA), a Vancouver-based precious minerals exploration company, director of Liberty Star Gold, a copper-gold exploration company, a consultant, and serves on the boards of several educational and civic organizations in Tucson, Arizona.

He is the proudest of his family and two prestigious professional awards he received: the Society of Economic Geologists' (SEG) Penrose Gold Medal and the Society of Mining Engineers' Daniel Jackling Award.

His strong ties to Nobles resonate clearly as he talks about the people who most influenced his formative years: DAVE HORTON, SIDNEY EATON and ELIOT PUTNAM, to name a few. "My life started with an absolutely wonderful education at Nobles," he said.

From Nobles, Guilbert received his bachelor's from the University of North Carolina and his master's and PhD from the University of Wisconsin.

For the past 39 years, Guilbert has lived in Tucson, with his wife, Mary Clymer. The couple recently moved into a retirement home they designed for themselves.

Showing the Nobles bond, he added that any '49 Nobles graduates traveling to the area would be remiss if they did not drop by for a visit.

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