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  2. Iron oxide copper gold ore deposits - Wikipedia

    en.wikipedia.org/wiki/Iron_oxide_copper_gold_ore...

    The gold contents of all deposits averages 0.41 g/t Au, with the majority of worldwide deposits averaging less than 1 g/t Au. [2] The occurrence of native gold mineralization. Example from Kalgoorlie Australia. The contents of gold can appear in three different forms in these deposits: [2] Native gold; Electrum; Gold–bismuth–antimony ...

  3. List of dams and reservoirs - Wikipedia

    en.wikipedia.org/wiki/List_of_dams_and_reservoirs

    Ayer Itam Dam; Babagon Dam; Bakun Dam; Batang Ai Dam; Batu Dam; Bekok Dam; Beris Dam; Betotan Dam, Sandakan; Bukit Merah Dam; Chenderoh Dam; Kenyir Dam; Kinta Dam, Perak

  4. Lapis lazuli - Wikipedia

    en.wikipedia.org/wiki/Lapis_Lazuli

    Lapis lazuli is found in limestone in the Kokcha River valley of Badakhshan province in north-eastern Afghanistan, where the Sar-i Sang mine deposits have been worked for more than 6,000 years. [20] Afghanistan was the source of lapis for the ancient Persian, Egyptian and Mesopotamian civilizations, as well as the later Greeks and Romans.

  5. Sphalerite - Wikipedia

    en.wikipedia.org/wiki/Sphalerite

    Cleiophane contains less than 0.1% of iron in the sphalerite crystal structure. [12] Marmatite or christophite is an opaque black variety of sphalerite and its coloring is due to high quantities of iron, which can reach up to 25%; marmatite is named after Marmato mining district in Colombia and christophite is named for the St. Christoph mine ...

  6. Rhine - Wikipedia

    en.wikipedia.org/wiki/Rhine

    The action of the epic opens and ends underneath the Rhine, where three Rheinmaidens swim and protect a hoard of gold. The Loreley/Lorelei is a rock on the eastern bank of the Rhine, that is associated with several legendary tales, poems and songs. The river spot has a reputation for being a challenge for inexperienced navigators.

  7. List of Internet top-level domains - Wikipedia

    en.wikipedia.org/wiki/List_of_Internet_top-level...

    This list of Internet top-level domains (TLD) contains top-level domains, which are those domains in the DNS root zone of the Domain Name System of the Internet.A list of the top-level domains by the Internet Assigned Numbers Authority (IANA) is maintained at the Root Zone Database. [1]

  8. German cruiser Admiral Hipper - Wikipedia

    en.wikipedia.org/wiki/German_cruiser_Admiral_Hipper

    She had four triple 53.3 cm (21.0 in) torpedo launchers, all on the main deck next to the four range finders for the anti-aircraft guns. [5] Admiral Hipper ' s armored belt was 70 to 80 mm (2.8 to 3.1 in) thick; her upper deck was 12 to 30 mm (0.47 to 1.18 in) thick while the main armored deck was 20 to 50 mm (0.79 to 1.97 in) thick.

  9. Wikipedia:CHECKWIKI/WPC 064 dump - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:CHECKWIKI/WPC...

    This page contains a dump analysis for errors #64 (Link equal to linktext). It can be generated using WPCleaner by any user. It's possible to update this page by following the procedure below: Download the file enwiki-YYYYMMDD-pages-articles.xml.bz2 from the most recent dump.