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Related Concept Videos

Minerals01:26

Minerals

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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.
 
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GIS Software, Hardware, and Sources of GIS Data01:23

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A Geographic Information System (GIS) combines specialized software and hardware to effectively manage, analyze, and present spatial and related data. GIS software includes critical functionalities such as a user interface for easy navigation, database management tools for handling spatial and attribute data, and data retrieval features for efficient access. Analytical tools transform raw data into insights, while display functions produce maps and reports in various formats for effective...
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Geoid and Ellipsoid01:28

Geoid and Ellipsoid

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The Earth's shape is best described as an ellipsoid, a slightly flattened sphere created by rotating an ellipse around its minor axis. This flattening results in the polar axis being about 21 kilometers shorter than the equatorial axis. In contrast, the geoid represents the Earth's gravitational shape and aligns with the mean sea level (MSL). The geoid is an irregular equipotential surface where gravity is perpendicular at every point. Variations in Earth's mass distribution cause geoid...
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Selected Data About Geographic Locations01:25

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Geographic Information Systems (GIS) rely on two core types of data: spatial data and attribute data.Spatial DataSpatial data defines the physical location of features within a coordinate system, typically expressed in terms of latitude and longitude. It provides precise positioning for elements like roads, rivers, or buildings.Attribute DataAttribute data complements spatial data by adding descriptive information about these features. For example, a road's spatial data includes its start and...
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Gravimetry: Inorganic And Organic Precipitating Agents00:49

Gravimetry: Inorganic And Organic Precipitating Agents

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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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Gravimetric analysis is a quantitative method where the analyte is isolated and weighed directly or after conversion into a substance of known composition. Gravimetric analysis can be classified as precipitation, electrogravimetry, volatilization, and particulate gravimetry, based on the method used to isolate the analyte.
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Global earth mineral inventory: A data legacy.

Anirudh Prabhu1, Shaunna M Morrison2, Ahmed Eleish1

  • 1Tetherless World Constellation, Rensselaer Polytechnic Institute, Troy, NY, USA.

Geoscience Data Journal
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Summary

Geologists now have a unified portal, the Global Earth Mineral Inventory (GEMI), integrating diverse mineral data. This resource facilitates new discoveries and hypotheses testing for Earth and planetary science research.

Keywords:
data legacyinformation modelinformation systemmineral inventorymineralsonline interface

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Area of Science:

  • Geoinformatics
  • Mineralogy
  • Geology

Background:

  • Minerals provide crucial insights into Earth's and planetary bodies' geologic history.
  • Centuries of mineral sample collection and data compilation have aided understanding of plate tectonics, atmospheric oxidation, and Martian hydrology.
  • Existing datasets like RRUFF.info/Evolution and mindat.org document global mineral occurrences.

Purpose of the Study:

  • To create a centralized, integrated data portal for mineralogical research.
  • To facilitate scientific discovery by merging diverse datasets and enabling hypothesis testing.
  • To provide researchers with a single, accessible platform for exploring mineral properties and occurrences.

Main Methods:

  • Compilation of physical, chemical, and geological mineral properties.
  • Integration of compiled data with existing mineral occurrence datasets (RRUFF.info/Evolution, mindat.org).
  • Development of the Global Earth Mineral Inventory (GEMI) as a networked data structure accessible via the DCO Data Portal.

Main Results:

  • The Global Earth Mineral Inventory (GEMI) provides a unified portal for accessing and analyzing mineral data.
  • GEMI integrates diverse data sources into a digestible format, enabling valuable insights.
  • The networked structure of GEMI allows for exploration of specific data subnetworks.

Conclusions:

  • GEMI enhances geoinformatics by consolidating mineral data, supporting hypothesis generation and testing.
  • The integrated data legacy facilitates deeper understanding of Earth's past environments and mineralogical phenomena.
  • GEMI represents a significant advancement in making comprehensive mineral data accessible for scientific exploration.