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DIC_ALTERATION (26 rows)
A process (or result of a process) leading to modification of the fabric, composition or other physical or chemical property of a pre-existing rock or sediment.


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Row CODE DESCRIPTION TRANSLATION STATUS DATE_ENTERED DATE_UPDATED
7 MIGMAT  PERVASIVE INJECTION OF GRANITIC MATERIAL INTO A HOST ROCK, RESULTING IN EXTENSIVE THERMAL ALTERA\TION AND DESTRUCTION OF PRE-EXISTING FABRIC  MIGMATISATION  10-JUN-04   
8 REDDEN  RED STAINING PROCESS ASSOCIATED WITH SECONDARY OXIDISATION OF IRON-BEARING MINERALS WITHIN A ROCK OR SEDIMENT  REDDENING  10-JUN-04   
9 PEDGEN  PROCESS OF SOIL FORMATION IN A SUB-AERIALLY EXPOSED ROCK OR SEDIMENT  PEDOGENESIS  10-JUN-04   
10 JOINT  PERVASIVE, NON-DISPLACIVE FRACTURING OF ROCK  JOINTING  10-JUN-04   
11 ALBIT  INTRODUCTION OF, OR SECONDARY REPLACEMENT (USUALLY OF CALCIC PLAGIOCLASE) BY THE MINERAL ALBITE  ALBITISATION  10-JUN-04   
12 BRECCN  BRECCIA FORMATION DUE TO MECHANICAL FRACTURE AND BREAK UP OF ROCK (CATACLASIS)  BRECCIATION  10-JUN-04   
13 MYLO  INTENSE FRACTURING AND SHEARING OF ROCK AT THE CRYSTALLINE SCALE, RESULTING IN A FINE-GRAINED, COMMONLY FOLIATED 'ROCK FLOUR'  MYLONITISATION  10-JUN-04   
14 P_MYLO  LESS INTENSE FORM OF MYLONITISATION, LEAVING VESTIGES OF THE ORIGINAL FABRIC IN THE DEFORMED ROCK. ALSO APPLIED TO MYLONITISATION ASSOCIATED WITH IGNEOUS INTRUSION CONTACTS.  PROTO-MYLONITISATION  10-JUN-04   
15 GN_V  PERVASIVE GRANITIC VEINING  GRANITE_VEINING  10-JUN-04   
16 PEG_V  PERVASIVE PEGMATITIC VEINING  PEGMATITE_VEINING  10-JUN-04   
17 PGGN_V  PERVASIVE GRANITE AND PEGMATITE VEINING  GRANITE-PEGMATITE_VEINING  10-JUN-04   
18 DI_V  PERVASIVE DIORITE VEINING  DIORITE_VEINING  10-JUN-04   
19 GD_V  PERVASIVE GRANODIORITE VEINING  GRANODIORITE_VEINING  10-JUN-04   
20 VQ_V  PERVASIVE QUARTZ VEINING  QUARTZ_VEINING  10-JUN-04   
21 MIN_U  PROCESS RESULTING IN INTRODUCTION OF NEW MINERALS INTO PRE-EXISTING ROCK BY A VARIETY OF PROCESSES  MINERALISATION_UNDIFFERENTIATED  10-JUN-04   
22 WEA_U  IN SITU MECHANICAL AND/OR CHEMICAL BREAKDOWN AND DECOMPOSITION OF ROCK OR SEDIMENT, BY EXPOSURE TO METEOROLOGICAL AND BIOGENIC PROCESSES  WEATHERING_UNDIFFERENTIATED  10-JUN-04   
23 NOT APPLICABLE  NOT APPLICABLE  10-JUN-04   
24 NOT AVAILABLE  NOT AVAILABLE  10-JUN-04   
25 NOT ENTERED  NOT ENTERED  10-JUN-04   
26 APLT_V  Pervasive aplitic veining  APLITE_VEINING  30-JUL-04   

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