Rare earth mines are found throughout the world.

There are two series of rare earth metals, the lanthanides and the actinides.

Indeed, rare earth elements are rare only in the sense that they are distributed in small quantities and must be extracted from ores, a time consuming process.

Schools named for Pearl In May 2007, the Communications Technology Magnet School at Birmingham High School was renamed the Daniel Pearl Journalism and Communications Magnet.

So, in 2000 we wrote Rare Earth. In 2003, we then asked, let's not think about where Earths are in space, but how long has Earth been Earth?

China dominates the global market simply because it has fairly abundant rare earth ores close to the surface.

They could not yet produce pure samples of all the rare earth elements, even in the form of their salts, and in some cases they were unable to distinguish between mixtures of two very similar (adjacent) rare earth elements from the nearby pure metals in the Periodic Table.

It's rare that history comes with a man that his fear is set in the hearts of kings all around earth.

As a result, the country s energy reserves have also become an investment magnet.

The rare earth threat is not confined to Japan, as China accounts for over 90 of the world s production, roughly 120,000 tons.

Carl Sagan and Frank Drake, for instance, could well be considered pluralists while proponents of the Rare Earth hypothesis are modern skeptics.

Also, the method of separating the rare earth elements by the method of ion exchange had not been invented yet in Moseley's time.

These rocks have low concentrations of large ion lithophile elements (LILE), light rare earth elements (LREE), volatile elements and other highly incompatible elements.

And India s government has shown its political savvy by forging an agreement to provide Japan with rare earth minerals a vital component in many manufacturing processes after China chose to use its supplies of rare earths as a diplomatic stick.

A stable, predictable and conflict free environment acts as a magnet for foreign direct investment.

Other countries might worry about the health risk to workers in rare earth processing, but that does not appear to be true of China.

Rare earth elements change through time in small quantities (ppm, parts per million), so their proportion can be used for geochronology and dating fossils.

Brave leadership is rare.

A rare Persian Leopard.

From Rare Book Room.

This is very rare.

These instances are rare.

Rare earth ores in southern China all except for those in Inner Mongolia contain radioactive substances that pose significant threats to human health and the environment.

Most rare elements on Earth are not needed by life (exceptions being selenium and iodine), while a few common ones (aluminum and titanium) are not used.

This is one reason why the US is a magnet for portfolio investors from around the world.

Political violence has been rare.

These are not rare occurrences.

The proposed changes also would make the US a magnet for talent and creativity from around the world.

In the face of aggressive price cutting by Chinese rare earth producers, many mines in the US and elsewhere in the world were shut down over the years.

Many countries are now planning to develop their own or alternative sources of rare earth elements, and to accelerate efforts to develop technologies that are free of them.

If EID s were rare, management through crisis response might be cost effective. But EID s are not rare at all.

Now when you're in an fMRI scanner, you're in a big magnet that's aligning your molecules in certain areas.

A current was allowed through a wire suspended from a pivot above the magnet and dipped into the mercury.

It is also usually necessary to have a small magnet to bias the magnetostrictive material into its operating range.

Big speculative bubbles are rare events.

Real debt defaults are historically rare.

The smile was rare and constrained.

But we have a rare quality.

This type of cancer is rare.

The condition is rare in adults.

A senior official of a Chinese company has said that, even though rare earth exports have been restricted, Japanese companies can secure their supply by launching operations in China.

These three international rivers originate on the Tibetan plateau, whose bounteous water resources have become a magnet for Chinese planners.

At the same time, however, these riches make it a magnet for poachers, who decimate its elephant and rhinoceros herds.

Chinese officials also suggested the possibility of banning exports to Japan of rare earth elements raw materials crucial for many Japanese manufacturing processes and appear to have done so informally.

Global Voices isn't just a website, but a magnet for of some of the most energetic internet activists in the world.