But the fact of the matter is tungsten wolframite.    From Wordnik.com.  [Tungsten] Reference

Natural resources: gold, cassiterite (tin ore), wolframite.    From Wordnik.com.  [The 1999 CIA Factbook] Reference

Industries: mining of cassiterite (tin ore) and wolframite.    From Wordnik.com.  [The 1996 CIA Factbook] Reference

Natural resources: gold, cassiterite (tin ore), wolframite (tungsten ore), natural gas, hydropower.    From Wordnik.com.  [The 1995 CIA World Factbook] Reference

In the Democratic Republic of Congo, armed groups force villagers to mine minerals like wolframite and cassiterite.    From Wordnik.com.  [Stanford Students Take Stand Against 'Conflict Minerals'] Reference

Tungsten is retrieved from the ore minerals scheelite (CaWO4, calcium tungstate) and wolframite ((Fe, Mn) WO4, iron-manganese tungstate).    From Wordnik.com.  [Tungsten] Reference

Ganymedan Products has to get one hundred tons of wolframite, eighty tons of karen leaves and fifty tons of oxite every year, or it loses its franchise.    From Wordnik.com.  [Christmas on Ganymede and Other Stories]

This is especially important for those valuable minerals which exhibit a brittle to very brittle tenacity, such as cassiterite, sphalerite and the tungsten minerals scheelite and wolframite.    From Wordnik.com.  [Chapter 20] Reference

Tungsten was discovered in 1758 by Axel Fredrik Cronstadt; in 1781 Carl Wilhelm Scheele isoldated a tungsten oxide, and in 1783 the Spanish chemists (and brothers) Fausto and Juan Jose de Elhuyar first separated tungsten from the mineral wolframite.    From Wordnik.com.  [Tungsten] Reference

The pending bills in the Senate and House would force companies to determine and disclose whether coltan, tin, gold, and wolframite used in their products originated in war-torn areas of the Congo, information that the U.S. government would then make public.    From Wordnik.com.  [Human Rights First: Controlling enablers in the conflict mineral trade] Reference

Towards Production "The Grey River Deposit is one of the largest typical wolframite deposits in Canada.".    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

Conflict minerals are defined as gold, cassiterite, wolframite and columbite-tantalite, also called coltan.    From Wordnik.com.  [SEC proposes new mining, minerals rules - Yahoo! Finance] Reference

The country registered a drop in export value of minerals like cassiterite, niobotantalite, wolframite, and beryl.    From Wordnik.com.  [AllAfrica News: Latest] Reference

I believe Germany needs nickel and wolfram (not wolframite) -- the Chinese product comes from the Valley of Hanghow -- and tungsten.    From Wordnik.com.  [Dictators and Democrats] Reference

According to Global Witness, some of the most important minerals found in the Kivu's are cassiterite, coltan, gold, pyrochlore and wolframite.    From Wordnik.com.  [AllAfrica News: Latest] Reference

There are also large deposits of carriterite, or tin ore, widely used in the electronics industry, and wolframite, the ore for tungsten used to manufacture mobile phones.    From Wordnik.com.  [APA] Reference

The Act will also require companies whose products contain cassiterite (tin ore), coltan, wolframite and gold to disclose to the SEC whether they are sourcing these minerals from the.    From Wordnik.com.  [Resources | ZDNet] Reference

Recommends further that Member States, particularly those in the Great Lakes region, regularly publish full import and export statistics for gold, cassiterite, coltan and wolframite.    From Wordnik.com.  [ReliefWeb - Headlines] Reference

In many parts of the provinces of North and South Kivu, armed groups and the Congolese national army control the trade in cassiterite (tin ore), gold, columbite-tantalite (coltan), wolframite (a source of tungsten) and other minerals.    From Wordnik.com.  [AllAfrica News: Latest] Reference

Wars in the eastern Congo over the past decade have been financed in part by the region's easily-mined, rich artisanal deposits of coltan used for tantalum and niobium production, casserite producing tin, wolframite producing tungsten and gold.    From Wordnik.com.  [Resource Investor - Main Content Feed] Reference

There are also large deposits of cassiterite, or tin ore; widely used in the electronics industry; wolframite, the ore for tungsten which is used to manufacture mobile phones; and coltan, which is used to manufacture laptop computers and mobile phones.    From Wordnik.com.  [Latest News - UPI.com] Reference

(manganese tungstate), and wolframite (iron-manganese tungstate).    From Wordnik.com.  [The Economic Aspect of Geology] Reference

In researching titanium, I learned of a metal I’d never heard of before: wolframite, candidate for coolest word, 2006.    From Wordnik.com.  [Titanium Abused By Father, Sells Itself Cheap | Blog | Futurismic] Reference

All you got to have is tungsten wolframite.    From Wordnik.com.  [Tungsten] Reference

I'm now, officially a 'wolframite'….    From Wordnik.com.  [Chilean Earthquake May Have Shortened the Length of a Day on Earth | Universe Today] Reference

4) with a trace of ferro sulphate, blood red; also very sensitive (e.g. wolframite!).    From Wordnik.com.  [1.1 Blow pipe assaying] Reference

6.1 2 wolframite.    From Wordnik.com.  [Chapter 6] Reference

(cassiterite) or wolframite).    From Wordnik.com.  [14.1 Jig screen, hand-jigging] Reference

Rwandagold, cassiterite (tin ore), wolframite (tungsten ore), methane, hydropower, arable land.    From Wordnik.com.  [Natural resources] Reference

Rwanda gold, cassiterite (tin ore), wolframite (tungsten ore), methane, hydropower, arable land.    From Wordnik.com.  [The 2004 CIA World Factbook] Reference

Rwanda: gold, cassiterite (tin ore), wolframite (tungsten ore), methane, hydropower, arable land.    From Wordnik.com.  [The 2001 CIA World Factbook] Reference

It is full of natural resources like copper, coltan, gold, cassertite, wolframite, diamonds, and oil.    From Wordnik.com.  [Matthew Yglesias » Good News in Congo?] Reference

Natural resources: gold, cassiterite (tin ore), wolframite (tungsten ore), methane, hydropower, arable land.    From Wordnik.com.  [The 2004 CIA World Factbook] Reference

Natural Resources: gold, cassiterite (tin ore), wolframite (tungsten ore), methane, hydropower, arable land.    From Wordnik.com.  [Rwanda] Reference

Moderately or weakly magnetic substances: arsenopyrite, chromite, hematite, ilmenite, limonite, manganite, wolframite, rhodochrosite, garnet, amphiboles and pyroxenes.    From Wordnik.com.  [1.1 Blow pipe assaying] Reference

Industries: mining of cassiterite (tin ore) and wolframite (tungsten ore), tin, cement, agricultural processing, small-scale beverage production, soap, furniture, shoes, plastic goods, textiles, cigarettes.    From Wordnik.com.  [The 1995 CIA World Factbook] Reference