Integrative Levels Classification project ILC2 schedules developing schedules how it works people references

ILC developing version
Expanded class i

    broader class

          i  rocks; minerals and rocks  [geology; planetary geology]  ≈ DDC 550
          i1       in era; period  [geochronology; stratigraphy]  ↞ cbx more than billions years
          i1X            geological eras
          i1d            Hadean; 4550-4000 Ma
          i1h            Eoarchean; 4000-3600 Ma
          i1i            Paleoarchean; 3600-3200 Ma
          i1j            Mesoarchean; 3200-2800 Ma
          i1k            Neoarchean; 2800-2500 Ma
          i1ɭ            Paleoproterozoic; 2500-1600 Ma
          i1m            Mesoproterozoic; 1600-1000 Ma
          i1n            Neoproterozoic; 1000-540 Ma
          i1p            Palaeozoic; 542-251 Ma
          i1s            Mesozoic; 250-65 Ma
          i1t            Tertiary; 65-1.7 Ma
          i1u            Quaternary; 1.7-0.01 Ma
          i31   [hUa]           from structural layer
          i52   [an]            radioactivity
          i5c            volcanism; volcanic activity  [volcanology]
          i5k            magmatism; magma or lava solidification; freezing  ↞ ig magma
          i5m            metamorphism
          i5n            sedimentation; deposition
          i5t            tectonic process
          i6        lustre; luster
          i68   [d5ll]            colour
          i6d            dull; earthly
          i6g            greasy
          i6j            waxy
          i6k            silky
          i6ɭ            pearly
          i6n            resinous
          i6r            vitreous
          i6s            submetallic
          i6t            metallic
          i6v            subadamantine
          i6w            adamantine
          i7        cleavage
          i78   [cd]            crystal structure; space group; symmetry group
          i79             fracture
          i7b            basal cleavage; pinacoidal cleavage
          i7c            cubic cleavage
          i7e            octahedral cleavage
          i7h            rhombohedral cleavage
          i7p            prismatic cleavage
          i7t            dodecahedral cleavage
          i83   [ann]            hardness in Mohs scale
          i84   [an]            tenacity
          i91   [i1]           formed in era
          i92   [jU]           in region
          ib       minerals  [mineralogy]  ↞ gx crystals   ≈ DDC 549  
          ibU   [ibsta]           quartz
          ibb            native elements
          ibc            sulfide minerals; sulphides; sulfides  ↞ edq sulfur
          ibd            sulfosalt minerals  ↞ edq sulfur
          ibe            oxide minerals; oxides  ↞ fe oxides
          ibf            hydroxide minerals; hydroxides  ↞ ecq oxygen ebb hydrogen
          ibh            halide minerals; halides  ↞ eXr halogens
          ibm            carbonate minerals; carbonates  ↞ eco carbon ecq oxygen
          ibn            nitrate minerals; nitrates  ↞ ecp nitrogen
          ibo            sulphate minerals; sulphates; sulfates  ↞ edq sulfur
          ibp            phosphate minerals; phosphates  ↞ edp phosphorus
          ibr            borate minerals; borates  ↞ ecn boron
          ibs            silicates  ↞ edo silicon
          ibx            organic minerals  ↞ eco carbon
          id       mineraloids
          idb            amber; resinite
          idg            glasses
          idp            petroleum  ↞ ibxc mineral hydrocarbons
          ig       magma  ↞ i5cem magmatic eruption
          igɭ            lava
          igt            tephra
          ii       single rocks; stones  [petrology; petrography; lithology]  ≈ DDC 552
          iii            igneous rocks; magmatic rocks; eructive rocks  ↞ iak 
          iik            pyroclastic rocks; pyroclastics
          iim            metamorphic rocks  ↞ iam 
          iis            sedimentary rocks  ↞ ian 
          ik       rock beds
          ikb            parallel beds
          ikc            cross beds
          ikg            graded beds
                 rock members
          im       rock formations; geological formations  [regional geology (partim)]
          imb            plutons  ↞ iii igneous rocks
          imv            ophiolites
          imy            flysches  ↞ iis sedimentary rocks
          io       rock subgroups
          ip       rock groups  [regional geology (partim); structural geology]
          ipc            coastal plains
          iph            horizontal layers
          ipm            domes; basins
          ipo            folds
          ipq            faulted blocks
          ipr            homogeneous crystalline masses
          ipt            layered metamorphic rocks
          ipx            complex structures
          iq       rock supergroups
          is       crust structural zones
          isc            cratons
          isf            rift valleys
          isg            oceanic ridges; mid-ocean ridges
          iso            oceanic plates
          iss            subduction zones; ocean deeps
          it       tectonic plates  [plate tectonics]  ↞ hUal 
          itt            plates of the Earth  ↞ hU the Earth
Connected classes:
                 18  [i1]      in age; geological era
                 i5k           magmatism; magma or lava solidification; freezing  ↞ ig 
                 i91  [i1]           formed in era
                 ibU  [ibsta]           quartz
                 idp           petroleum  ↞ ibxc 
                 ig      magma  ↞ i5cem 
                 iii           igneous rocks; magmatic rocks; eructive rocks  ↞ iak 
                 iim           metamorphic rocks  ↞ iam 
                 iis           sedimentary rocks  ↞ ian 
                 imb           plutons  ↞ iii 
                 imy           flysches  ↞ iis 
                 j land; landforms; regions; geographical features  [physical geography; topography; geomorphology]  ↞ i 
                 j13  [i1]           formed in era
                 j4      earthquakes; quakes; tremors; temblors  [seismology; seismic]  ↞ it 
                 jd      mountains; hills; ridges; ranges  [orography]  ↞ isax 
                 jdc           volcanic mountains  ↞ iac 
                 jji           rift valleys  ↞ it 
                 jr      glaciers; glacial systems  [glaciology]  ↞ ibeb 
                 jwo           volcanic islands  ↞ iac 
                 m91  [i1]           lived in; existed in era  [palaeontology]
                 n13  [i1]           appeared; originated in period
                 r5f           lithic technology; Stone Age  ↞ ii vdb 
                 r9e           stone  ↞ ii 
                 r9f           nonmetallic mineral product  ↞ iis 
                 rq      mines; quarries; extraction plants   [mining]  ↞ i 
                 w1      in historical period; calendar time; epoch  ↞ i1uh bbxprsvxw 
                 wrn           naturalism  ↞ g h i j k l m 

current: 3 



Move to another main class:
      a  b  c  d  e  f  g  h  i  j  k  l  m  n  o  p  q  r  s  t  u  v  w  x  y


or insert a term  and do a new

Facets key
0  as for perspective +
1  at time            +
2  in place           +
3  by agent           +
4  opposed to         +
5  undergoing change  +
6  having property    +
7  with part          +
8  in quantity        +
9  of quality         +


ILC developing version. Expanded class i / — ISKO Italia <> : 2006.03.06 - 2021.12.09 -