Mine Plan Design: Maret 2012

Arizona copper draws national attention

Arizona's position as supplier of 2/3 of the nation's copper means that what happens in mining here gets national and international attention. [Right, copper wire. Credit, Freeport McMoRan]The New York Times weighed in on the debate over the proposed...

Arizona moves into 3rd for solar energy installed

Arizona ranks third in the nation in terms of solar system installation, according to the 2011 U.S. Solar Market Insight Report from the Solar Energy Industries Association (SEIA).Arizona’s energy production from photovoltaic systems jumped from 63 to...

National Inspire Integrity Award to UA's George Davis

UA geosciences professor (and former Provost) George Davis [right, credit NCSS] has received the Inspire Integrity Award from the National Society of Collegiate Scholars. This is "the only national student-nominated faculty awards program. These awards...

Arizona State Mining Championship at stake in Boom Town Spree

The Miami (AZ) Boom Town Spree festivities begin Friday, April 20 and run through the weekend. The best manual miners in the state compete in such events as hand drilling and team drilling, which are judged by an official from the Mine Inspector's...

AZGS store carries hunting & fishing licences, tags, and stamps

The AZGS store in downtown Tucson is now an authorized AZ Game and Fish Dept. dealer. We carry all Hunting and Fishing licenses, tags, and stamps.This is a step towards our new emphasis on becoming a one-stop destination for government publications...

ASU team produces geologic map of Jovian moon Io

A team of scientists led by Arizona State University (ASU) has produced the first complete global geologic map of the Jovian satellite, Io. The map, published by the U. S. Geological Survey, "depicts the characteristics and relative ages of some of...

UA geology grad program #1 in US

The University of Arizona’s graduate program in geology remains No. 1 on the 2013 U.S. News & World Report’s annual list of Best Graduate Schools. Two other UA geoscience programs ranked in the top 10: Earth and environmental sciences at No. 7,...

Claimed Arizona gold mine won't buy LA Dodgers

There have been reports circulating in recent months that a potential buyer for the LA Dodgers baseball team was the owner of an Arizona gold mine worth perhaps $20 billion. That was surprising to those in the mining community in Arizona. A mine...

Mexico earthquake recorded on AZ broadband seismic network

AZGS seismologist Lisa Linville in our Flagstaff office compiled this display of the seismic waveforms rolling across Arizona from yesterday's M=7.4 earthquake in the state of Oaxaca, Mexico, as recorded on the stations of the Arizona Broadband Seismic...

Mining, minerals showcased on Arizona Experience

We rolled out "Mining and Mineral Resources" as the March theme on the new virtual Arizona Experience website last week, with new materials being added throughout the remainder of the month.The new content includes video interviews, historical photos,...

Political debate over loan guarantees to Arizona solar company

House Oversight and Government Reform Committee Chairman Darrell Issa (R-CA) is holding hearings to pursue his claim that "The Department of Energy manipulated analysis, ignored objections from career professionals, and strategically modified loan...

Two mines proposed for Holbrook potash deposit

Passport Potash appears to be planning on developing an underground mine with capacity of about 2 million tons of potash per year, according to an interview in the White Mountain Independent newspaper. There has been speculation that Passport might...

Have we seen "peak gold"?

The journal Science asks the provocative question, "Is the world tottering on the precipice of peak gold?"Their premise is that despite a quadrupling of investment in gold exploration and technological and scientific advances, production of gold in the...

Mexico quake waves roll across Arizona

Today's M7.4 earthquake in Mexico sent seismic waves across the world, and they were recorded by the seismometers in the Arizona Broadband Seismic Network (ABSN) managed by AZGS. At right top is a screenshot from the X16 instrument near Strawberry/Pine.Below...

US mining has low political risk but big delays in permitting

An annual survey of countries for political risk to mining investment places the US at 6th, behind Australia, Canada, Chile, Brazil and Mexic, according to the story on Mineweb.com.However, the rankings by mining consultants Behre Dolbear also concluded...

Magnitude 7.9 earthquake in southern Mexico

The USGS reports a magnitude 7.9 earthquake occurred just after noon local time in southern Mexico, between Acapulco and Oaxaca.update 12:29PM, 3-20-12: the USGS has revised the magnitude to M7...

Mekanika Batuan [Materi PDF]

Selamat malam, salam tambang !! udah lama gak update blog. maklum banyak kesibukan :D. pada postingan kali ini saya akan membagikan file materi MEKANIKA BATUAN, karena banyak dar pengunjung blog ini meminta materi mengenai mekanika batuan ini, mata kuliah...

National conference on communicating science coming to Tucson

With the COPUS conference just wrapped up, this announcement caught my attention.The Astronomical Society of the Pacific (ASP), in partnership with the American Geophysical Union and the National Optical Astronomy Observatory, has opened the registration...

Passionate advocates of science engagement

The COPUS Unconference wrapped up late on Sunday at the Biosphere2 with everyone exhausted but energized. The 60 or so invited participants spent a long weekend forming dozens of small to large groups to discuss and debate topics from hacker spaces...

BLM-OSM merger to go forward

Secretary of Interior Ken Salazar is moving forward with his proposal to merge the Office of Surface Mining with the Bureau of Land Management. A study by his appointees endorsed the idea. There was a lot of concerns and opposition when the proposal...

Science communicators gathered at Biosphere2

About 60 of us arrived at the UA Biosphere 2 yesterday afternoon to begin a two and half day 'unconference' workshop on communicating science. AZGS is hosting the event for the Coalition on the Public Understanding of Science (COPUS), with major financial...

Fed-state issues at Congressional Western Caucus hearing

Gov. Brewer was the main witness at the hearing held by the Congressional Western Caucus yesterday in Phoenix. The topic was disagreements between Arizona and the Obama Administration, particularly in regard to public lands.Following the Governor's...

Tribe, environment groups join lawsuit over mining ban

The Havasupai Tribe has joined with a number of environmental groups to support the Secretary of Interior's 20-year ban on mineral exploration and mining in northern Arizona, according to the Flagstaff Daily Sun. Other groups weighing in on the U.S....

AZGS reauthorized for 10 years

Gov. Brewer yesterday signed SB1299, the reauthorization of AZGS in statute, for another 10 years. Thanks to all of our stakeholders who sent letters or testified in the hearings, in support of continuing the agency.The Governor also signed SB1171,...

Cutting light pollution from mines

I heard last week that Rosemont Copper was developing a plan to use LED lighting for its proposed copper mine in the Santa Rita Mountains, instead of the conventional sodium lighting, to reduce light pollution that affects the region's astronomical...

Potash public meetings moved to larger venues

Two upcoming public meetings on proposed potash mining in the Holbrook basin have been moved to larger facilities in St. Johns and Snowflake to better accommodate the large crowds expected to attend and respond to public interest across the region. ...

Financing for restart of Catalina Mtns copper mine

There's an interesting item in the Canadian news that Oracle Mining Corp. announced that it has "entered into a non-binding, indicative term sheet for project financing with Credit Suisse AG for a secured term loan of up to US$70 million in order...

Huge crowds at Tucson Festival of Books

The AZGS exhibit booth at the Tucson Festival of Books has been mobbed this weekend. Visitors started coming by at least an hour before the event opened on Saturday morning, making it difficult to finish setting up displays. [Right, Randi B. and...

Confusion about fracking

The Arizona Daily Star ran a story the other day headlined "Fracking likely caused Ohio quakes officials say." The problem is that it becomes obvious after reading only a couple of sentences that Ohio officials did not say that.The headline and the...

New report on plant distributions in the southwestern U.S.

Another new USGS report examines the habitat of 166 plant species across the southwest and predicted future changes in habitat distribution based on three different climate scenarios. [Right, ecoregions of the study area]One of the conclusions is that...

Stratigraphy and depositional environments of the upper Pleistocene Chemehuevi Formation along the lower Colorado River

A new USGS professional paper (co-authored by AZGS geologist Dr. Phil Pearthree) proposes the Chemehuevi Fm as a formal lithostratigraphic unit and offers an explanation for its origins. I've excerpted the following from the abstract:The Chemehuevi...

Arizona target of record global mineral exploration spending

The nonferrous metals mining industry "aggregate exploration total jumped 44% in 2010 and a further 50% in 2011, more than doubling from 2009’s recent low of $8.4 billion to the new all-time high of $18.2 billion in 2011" according to the annual World...

UA camera captures spectacular Martian dust devil

NASA put out a news release describing an amazing dust devil on Mars imaged by the UA's HiRISE camera on the Mars Reconnaissance Observer:A towering dust devil, casts a serpentine shadow over the Martian surface in this image acquired by the High Resolution...

AZGS' Ann Youberg featured in "Girls Doing Science"

We just discovered that my photo of AZGS geologist Ann Youberg examining debris flows from Flagstaff's Schultz wildfire, was showcased on the Girls Doing Science web site last year.There's a great collection of photos of other women doing science at...

Another lawsuit against Arizona mining ban

An email from the Northwest Mining Association was forwarded, informing their members that NWMA filed a complaint in federal district court in Arizona "seeking to overturn [Interior] Secretary Salazar’s Public Land Order withdrawing more than 1 million...

EPA in Tucson to discuss Rosemont copper mine

EPA officials from San Francisco have been in Tucson the past couple of days to review the proposed Rosemont copper mine in the Santa Rita Mountains, about 20 miles south of the city. We hear they spent a day with Pima County staff. On Tuesday...

Arizona has second producing lode gold mine

American Bonanza announced that they shipped their first gold production from the Copperstone mine, about 10 miles north of Quartzite, Arizona. The company reports that "the first concentrate shipment consists of 31.2 tons of concentrate grading an...

Fed-state-private partnership on Grand Canyon North Rim lands

Grand Canyon Trust, Arizona Game and Fish Department, Bureau of Land Management, Northern Arizona University, University of Arizona, U.S. Forest Service, and U.S. Geological Survey signed a Memorandum of Understanding, to form the Kane and Two Mile...

Periodic Table of Videos - check out copper

The University of Nottingham has produced a set of videos explaining each of the elements in the Periodic Table, including one for copper. Since Arizona is the Copper State, I've taken the liberty of embedding their clip here. Enjoy, and try out...

Industrial Minerals Forum will be held in Scottsdale

The 48th Annual Forum on the Geology of Industrial Minerals will be held in Scottsdale, Arizona, May 2-4, with field trips before and after the main meeting.The call for papers was issued last week with a deadline for submission of March 23. Registration...

Hundreds turn out for Holbrook town hall on potash mining

The first public meeting on potash mining in the Holbrook area brought out hundreds of residents and many from throughout the region last night. Pat Avery, CEO of American West Potash and Josh Bleak, CEO of Passport Potash, each gave overviews of...

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