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  2. Zinc sulfide - Wikipedia

    en.wikipedia.org/wiki/Zinc_sulfide

    Zinc sulfide (or zinc sulphide) is an inorganic compound with the chemical formula of ZnS. This is the main form of zinc found in nature, where it mainly occurs as the mineral sphalerite . Although this mineral is usually black because of various impurities, the pure material is white, and it is widely used as a pigment.

  3. Scientists link surge in heavy metals in soil to California ...

    www.aol.com/scientists-surge-heavy-metals-soil...

    Scientists link surge in heavy metals in soil to California lithium battery plant fire Fernando Cervantes Jr. and James Powel, USA TODAY January 28, 2025 at 1:40 PM

  4. Iron Mountain Mine - Wikipedia

    en.wikipedia.org/wiki/Iron_Mountain_Mine

    Iron Mountain Mine, also known as the Richmond Mine at Iron Mountain, is a mine near Redding in Northern California, US.Geologically classified as a "massive sulfide ore deposit", the site was mined for iron, silver, gold, copper, zinc, quartz, and pyrite intermittently from the 1860s until 1963.

  5. Carbonate-hosted lead-zinc ore deposits - Wikipedia

    en.wikipedia.org/wiki/Carbonate-hosted_lead-zinc...

    World-wide distribution of MVT deposits (red), clastic sediment-hosted (green), and unclassified (blue) lead-zinc deposits. Source: USGS. Carbonate-hosted lead-zinc ore deposits are important and highly valuable concentrations of lead and zinc sulfide ores hosted within carbonate (limestone, marl, dolomite) formations and which share a common genetic origin.

  6. Trump directs US government to override California water ...

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    WASHINGTON -U.S. President Donald Trump on Sunday ordered the federal government to override the state of California's water-management practices to bolster firefighting efforts.

  7. Fire officials in Los Angeles have run into a serious snag while trying to contain the nearly half-dozen blazes threatening the city - questions about the water supply.. Wildfires currently cover ...

  8. Sphalerite - Wikipedia

    en.wikipedia.org/wiki/Sphalerite

    Sphalerite is an important ore of zinc; around 95% of all primary zinc is extracted from sphalerite ore. [42] However, due to its variable trace element content, sphalerite is also an important source of several other metals such as cadmium, [ 43 ] gallium, [ 44 ] germanium, [ 45 ] and indium [ 46 ] which replace zinc.

  9. CZTS - Wikipedia

    en.wikipedia.org/wiki/CZTS

    Copper zinc tin sulfide (CZTS) is a quaternary semiconducting compound which has received increasing interest since the late 2000s for applications in thin film solar cells. The class of related materials includes other I 2 -II-IV-VI 4 such as copper zinc tin selenide (CZTSe) and the sulfur-selenium alloy CZTSSe.