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Science Keywords > EARTH SCIENCE > SOLID EARTH > ROCKS/MINERALS/CRYSTALS > ELEMENTS

Preferred term

ELEMENTS  

Definition

  • A pure chemical substance consisting of one type of atom distinguished by its atomic number, the number of protons in its nucleus. They are divided into metals, metalloids, and non-metals (en)

Broader concept

Narrower concepts

Change note

  • 2013-03-07 08:37:37.0 [tbs1979] Insert Concept add broader relation (ELEMENTS [da22144c-634d-4007-aba9-e636a9f2fa3f,83143] - ROCKS/MINERALS/CRYSTALS [ba8d7f68-ad3a-4874-bc75-312b24b1b1ac,61761]);
  • 2013-03-07 08:38:34.0 [tbs1979] Move Concepts add narrower relation (ELEMENTS [da22144c-634d-4007-aba9-e636a9f2fa3f,83143] - MAJOR ELEMENTS [2440389a-d0d9-445a-9dce-908900f0c3a7,64117]);
  • 2013-03-07 08:39:08.0 [tbs1979] Move Concepts add narrower relation (ELEMENTS [da22144c-634d-4007-aba9-e636a9f2fa3f,83143] - TRACE ELEMENTS [c3c898d7-14db-4536-bd86-f8f222167195,64121]);
  • 2013-03-07 08:39:38.0 [tbs1979] Move Concepts add narrower relation (ELEMENTS [da22144c-634d-4007-aba9-e636a9f2fa3f,83143] - MINOR ELEMENTS [63cf1bca-72c7-4f5e-8018-3d22befa7147,61735]);
  • 2013-03-07 08:42:25.0 [tbs1979] Insert Concept add narrower relation (ELEMENTS [da22144c-634d-4007-aba9-e636a9f2fa3f,83143] - RADIOACTIVE ELEMENTS [119883be-37a3-4638-b990-fd4b124953ae,83145]);
  • 2013-03-07 08:44:49.0 [tbs1979] Cut Concepts delete narrower relation (null);
  • 2013-03-07 08:45:38.0 [tbs1979] Move Concepts add narrower relation (ELEMENTS [da22144c-634d-4007-aba9-e636a9f2fa3f,83143] - RADIOACTIVE ELEMENTS [334f47c1-fd13-483f-b493-e69a9e93d553,63027]);
  • 2013-03-13 12:59:25.0 [tbs1979] insert Definition (id: null text: A pure chemical substance consisting of one type of atom distinguished by its atomic number, the number of protons in its nucleus. They are divided into metals, metalloids, and non-metals language code: en);

URI

https://gcmd.earthdata.nasa.gov/kms/concept/da22144c-634d-4007-aba9-e636a9f2fa3f

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