Class information for:
Level 1: RUBY//CORUNDUM//BLUE SAPPHIRE

Basic class information

Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes

The table includes all classes above and classes immediately below the current class.



Cluster id Level Cluster label #P
1 4 PHYSICS, CONDENSED MATTER//PHYSICS, APPLIED//MATERIALS SCIENCE, MULTIDISCIPLINARY 2188495
181 3       MINERALOGY//AMERICAN MINERALOGIST//PHYSICS AND CHEMISTRY OF MINERALS 56616
418 2             MINERALOGY//AMERICAN MINERALOGIST//PHYSICS AND CHEMISTRY OF MINERALS 16875
26969 1                   RUBY//CORUNDUM//BLUE SAPPHIRE 261

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 RUBY authKW 865086 13% 22% 33
2 CORUNDUM authKW 458619 12% 12% 31
3 BLUE SAPPHIRE authKW 386411 2% 80% 4
4 ELECTRON PARAMAGNETIC RESONANCE EPR SPECTROMETRY authKW 386411 2% 80% 4
5 GEMS & GEMOLOGY journal 383192 10% 12% 26
6 RUBY DEPOSITS authKW 362262 1% 100% 3
7 CRPG UMR CNRS UL 7358 address 276005 2% 57% 4
8 SAPPHIRE authKW 272910 19% 5% 49
9 GEM CORUNDUM authKW 241508 1% 100% 2
10 GEMSTONE JEWELRY DESIGN address 241508 1% 100% 2

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Mineralogy 24766 44% 0% 114
2 Geochemistry & Geophysics 1251 20% 0% 51
3 Geology 480 6% 0% 16
4 Geosciences, Multidisciplinary 384 15% 0% 39
5 Mining & Mineral Processing 335 4% 0% 10
6 Spectroscopy 177 8% 0% 20
7 Instruments & Instrumentation 54 5% 0% 14
8 Literature, Slavic 51 0% 0% 1
9 Physics, Atomic, Molecular & Chemical 23 5% 0% 13
10 Chemistry, Analytical 21 5% 0% 14

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 CRPG UMR CNRS UL 7358 276005 2% 57% 4
2 GEMSTONE JEWELRY DESIGN 241508 1% 100% 2
3 GEMSTONE 177572 2% 29% 5
4 GEMSTONE JEWELLERY DESIGN 161004 1% 67% 2
5 MINES QUARRIES 161004 1% 67% 2
6 UMR CNRS IRD CNES 5563 161004 1% 67% 2
7 CLIMATE GEO CHEM 120754 0% 100% 1
8 DOJI GEMOL JEWELRY 120754 0% 100% 1
9 DYNAM SIMS SERV 120754 0% 100% 1
10 EUROPEEN ARCHEOMETRIE IPNAS 120754 0% 100% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 GEMS & GEMOLOGY 383192 10% 12% 26
2 MINERALOGICAL MAGAZINE 9848 6% 1% 16
3 REVUE DES MUSEES DE FRANCE-REVUE DU LOUVRE 9285 1% 4% 2
4 ORE GEOLOGY REVIEWS 4254 3% 0% 8
5 RUSSIAN STUDIES IN LITERATURE 3448 0% 3% 1
6 CONTRIBUTIONS TO MINERALOGY AND PETROLOGY 2756 4% 0% 10
7 LITHOS 2337 3% 0% 9
8 AUSTRALIAN JOURNAL OF EARTH SCIENCES 2308 2% 0% 6
9 MINERALOGY AND PETROLOGY 2178 2% 0% 5
10 CANADIAN MINERALOGIST 1758 3% 0% 7

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 RUBY 865086 13% 22% 33 Search RUBY Search RUBY
2 CORUNDUM 458619 12% 12% 31 Search CORUNDUM Search CORUNDUM
3 BLUE SAPPHIRE 386411 2% 80% 4 Search BLUE+SAPPHIRE Search BLUE+SAPPHIRE
4 ELECTRON PARAMAGNETIC RESONANCE EPR SPECTROMETRY 386411 2% 80% 4 Search ELECTRON+PARAMAGNETIC+RESONANCE+EPR+SPECTROMETRY Search ELECTRON+PARAMAGNETIC+RESONANCE+EPR+SPECTROMETRY
5 RUBY DEPOSITS 362262 1% 100% 3 Search RUBY+DEPOSITS Search RUBY+DEPOSITS
6 SAPPHIRE 272910 19% 5% 49 Search SAPPHIRE Search SAPPHIRE
7 GEM CORUNDUM 241508 1% 100% 2 Search GEM+CORUNDUM Search GEM+CORUNDUM
8 WD XRF SPECTROSCOPY 241508 1% 100% 2 Search WD+XRF+SPECTROSCOPY Search WD+XRF+SPECTROSCOPY
9 ALKALI BASALT 197576 5% 14% 12 Search ALKALI+BASALT Search ALKALI+BASALT
10 HAJNACKA 161004 1% 67% 2 Search HAJNACKA Search HAJNACKA

Core articles

The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 1



rank cluster_id2 link
1 37833 SCAPOLITE//MARIALITE//MEIONITE
2 15859 BERYL//EMERALD//HOGBOMITE
3 18387 EARTH ENVIRONM SCI GEOL GEOPHYS//SILCRETE//BORNHARDTS
4 12686 TITANITE//ZIRCON//METAMICT
5 1126 MANTLE XENOLITHS//PERIDOTITE//LITHOSPHERIC MANTLE
6 8597 DHARWAR CRATON//SOUTHERN GRANULITE TERRAIN//JOURNAL OF THE GEOLOGICAL SOCIETY OF INDIA
7 35912 TOPAZ//DONATHITE//TOPAZ OH
8 31061 JOURNAL OF CHEMICAL EDUCATION//2 5 BIS 2 2 NAPHTHYLVINYL PYRAZINE B2NVP//AUDIENCE SECOND YEAR UNDERGRADUATE UPPER DIVISION UNDERGRADUATE
9 23117 VESUVIANITE//JADEITITE//RODINGITE
10 27126 UNITE MIXTE RECH ASSOCIEE 171//SAPPHIRE//ALUMINA ALPHA AL2O3

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