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Related Concept Videos

Minerals01:26

Minerals

Minerals are essential nutrients that the human body needs in small amounts to work properly. They play a vital role in many bodily functions, such as building strong bones and transmitting nerve impulses. Some minerals are needed for hormone production or to maintain a normal heartbeat. Major minerals include calcium, phosphorus, potassium, sulfur, sodium, chlorine, and magnesium, while trace minerals include iron, manganese, copper, iodine, zinc, cobalt, fluoride, and selenium.
Gravimetry: Inorganic And Organic Precipitating Agents00:49

Gravimetry: Inorganic And Organic Precipitating Agents

In gravimetry, the precipitant is chosen carefully to obtain a pure solid that can be easily filtered. Common inorganic precipitants can be used to determine several cations and anions. In some cases, the formation of the same precipitate can be used to determine the cation and the anion. For example, the reaction of barium and chromate ions to give barium chromate is used to determine both barium and chromate. However, precipitates such as hydroxides, oxalates, and metal ammonium phosphates...

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Related Experiment Video

Updated: Jul 12, 2026

Co-localizing Kelvin Probe Force Microscopy with Other Microscopies and Spectroscopies: Selected Applications in Corrosion Characterization of Alloys
12:18

Co-localizing Kelvin Probe Force Microscopy with Other Microscopies and Spectroscopies: Selected Applications in Corrosion Characterization of Alloys

Published on: June 27, 2022

Meteoritic Zircon.

U B Marvin, C Klein

    Science (New York, N.Y.)
    |November 13, 1964
    PubMed
    Summary

    Zircon (ZrSiO(5)) was newly discovered in the Vaca Muerta mesosiderite and confirmed in the Toluca iron meteorite. This mineral

    Area of Science:

    • Mineralogy and Petrology
    • Extraterrestrial Materials Science

    Background:

    • Zircon (ZrSiO(5)) is a significant accessory mineral.
    • Previous reports of zircon in meteorites are limited.
    • Understanding mineral composition aids in meteorite classification.

    Purpose of the Study:

    • To identify and confirm the presence of zircon in extraterrestrial samples.
    • To document new occurrences of zircon in meteorites.
    • To provide further evidence for previously reported mineral findings.

    Main Methods:

    • Electron-probe microanalysis was employed.
    • Analysis of polished sections of meteorites.
    • Microscopic examination of mineral grains.

    Main Results:

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    High Precision Zinc Isotopic Measurements Applied to Mouse Organs
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    Published on: May 22, 2015

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    Last Updated: Jul 12, 2026

    Co-localizing Kelvin Probe Force Microscopy with Other Microscopies and Spectroscopies: Selected Applications in Corrosion Characterization of Alloys
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    • Zircon (ZrSiO(5)) was identified as an accessory mineral in the Vaca Muerta mesosiderite.
    • This represents a new discovery for the Vaca Muerta meteorite.
    • The presence of zircon in the Toluca iron meteorite was confirmed, substantiating prior reports.

    Conclusions:

    • Zircon is present in both mesosiderite and iron meteorite types.
    • Electron-probe microanalysis is effective for identifying accessory minerals in meteorites.
    • The findings contribute to the mineralogical database of meteorites.