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  2. List of mineral symbols - Wikipedia

    en.wikipedia.org/wiki/List_of_mineral_symbols

    The first set of commonly used mineral symbols was published in 1983 and covered the common rock-forming minerals using 192 two- or three-lettered symbols. [1] These type of symbols are referred to as Kretz symbols. More extensive lists were subsequently made available in the form of publications [2] [3] or posted on journal webpages. [4]

  3. United States building energy codes - Wikipedia

    en.wikipedia.org/wiki/United_States_building...

    Depiction of New York World Building fire in New York City in 1882. Building codes in the United States are a collection of regulations and laws adopted by state and local jurisdictions that set “minimum requirements for how structural systems, plumbing, heating, ventilation, and air conditioning (), natural gas systems and other aspects of residential and commercial buildings should be ...

  4. List of minerals recognized by the International ...

    en.wikipedia.org/wiki/List_of_minerals...

    As of November 2024, the IMA - CNMNC List of Minerals lists 6,100 valid minerals, including 1,153 pre-IMA minerals (grandfathered), and 97 questionable minerals. [2] Also as of November 2024 [update] , the Mineralogical Society of America's Handbook of Mineralogy lists 5,663 species, [ 3 ] and the IMA Database of Mineral Properties/RRUFF ...

  5. PERC Reporting Standard - Wikipedia

    en.wikipedia.org/wiki/PERC_Reporting_Standard

    PERC [7] renamed the PERC Reporting Code (2008 edition) to the PERC Reporting Standard with the 2013 revision. A subsequent revision to the PERC Reporting Standard was undertaken in 2017, and a further revision was published in late 2021. [1] A detailed account of the historical development of the PERC Reporting Standard can be found on the ...

  6. Mineral resource classification - Wikipedia

    en.wikipedia.org/wiki/Mineral_resource...

    There are several classification systems for the economic evaluation of mineral deposits worldwide. The most commonly used schemes base on the International Reporting Template, [1] developed by the CRIRSCO – Committee for Mineral Reserves International Reporting Standards, like the Australian Joint Ore Reserves Committee – JORC Code 2012, [2] the Pan-European Reserves & Resources Reporting ...

  7. Classification of minerals - Wikipedia

    en.wikipedia.org/wiki/Classification_of_minerals

    The classification of minerals is a process of determining to which of several groups minerals belong based on their chemical characteristics. Since the 1950s, this classification has been carried out by the International Mineralogical Association, which classifies minerals into the following broad classes: Classification of non-silicate minerals

  8. Illinois Compiled Statutes - Wikipedia

    en.wikipedia.org/wiki/Illinois_Compiled_Statutes

    [1] [2] The compilation organizes the general Acts of Illinois into 67 chapters arranged within 9 major topic areas. [3] The ILCS took effect in 1993, replacing the previous numbering scheme generally known as the Illinois Revised Statutes (Ill. Rev. Stat.), the latest of which had been adopted in 1874 but appended by private publishers since. [3]

  9. Ankerite - Wikipedia

    en.wikipedia.org/wiki/Ankerite

    It was first recognized as a distinct species by Wilhelm von Haidinger in 1825, and named for Matthias Joseph Anker (1771–1843) of Styria, an Austrian mineralogist. [3]In 19th-century mineralogy, as well as in mining and among geologists, ankerite and its close analogues from the dolomite series were more often known by the capacious, expansive name of ″brown spar″.

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