Vocabularies — view dictionary terms
DIC_ALTERATION (26 rows)
Dictionary table for processes (or results of processes) leading to modification of the fabric, composition, or other physical or chemical property of a pre-existing rock or sediment.
Row | CODE | DESCRIPTION | TRANSLATION | STATUS | DATE_ENTERED | DATE_UPDATED |
---|---|---|---|---|---|---|
1 | DOLOM | PROCESS THAT PARTLY OR WHOLLY CONVERTS AN ORIGINAL CALCIUM CARBONATE ROCK OR SEDIMENT INTO THE MINERAL DOLOMITE | DOLOMITISATION | C | 10-JUN-04 | |
2 | FLT_B | BRECCIA FORMED BY MECHANICAL FRACTURE AND BREAK UP OF ROCK ASSOCIATED WITH FAULTING (CATACLASIS) | FAULT_BRECCIA | C | 10-JUN-04 | |
3 | SH | ZONE ACROSS WHICH BLOCKS OF ROCK HAVE BEEN DISPLACED IN A FAULT-LIKE MANNER; THE ZONE MAY BE WITHOUT VISIBLE FRACTURES, OR CONTAIN A VERY LARGE NUMBER OF CLOSELY SPACED ANASTOMOSING FRACTURES | SHEARING | C | 10-JUN-04 | 16-NOV-04 |
4 | HYD_TA | ALTERATION ASSOCIATED WITH HEATED OR SUPERHEATED WATER | HYDROTHERMAL_ALTERATION | C | 10-JUN-04 | |
5 | META_A | THERMAL METAMORPHISM OF ADJACENT COUNTRY ROCK ASSOCIATED WITH AN IGNEOUS INTRUSION | CONTACT_METAMORPHISM | C | 10-JUN-04 | |
6 | META_R | REGIONAL SCALE METAMORPHISM RESULTING FROM THE COMBINED ACTION OF HEAT AND 'PRESSURE' (BURIAL OR DYNAMIC), ASSOCIATED WITH OROGENESIS | REGIONAL_METAMORPHISM | C | 10-JUN-04 | |
7 | MIGMAT | PERVASIVE INJECTION OF GRANITIC MATERIAL INTO A HOST ROCK, RESULTING IN EXTENSIVE THERMAL ALTERA\TION AND DESTRUCTION OF PRE-EXISTING FABRIC | MIGMATISATION | C | 10-JUN-04 | |
8 | REDDEN | RED STAINING PROCESS ASSOCIATED WITH SECONDARY OXIDISATION OF IRON-BEARING MINERALS WITHIN A ROCK OR SEDIMENT | REDDENING | C | 10-JUN-04 | |
9 | PEDGEN | PROCESS OF SOIL FORMATION IN A SUB-AERIALLY EXPOSED ROCK OR SEDIMENT | PEDOGENESIS | C | 10-JUN-04 | |
10 | JOINT | PERVASIVE, NON-DISPLACIVE FRACTURING OF ROCK | JOINTING | C | 10-JUN-04 | |
11 | ALBIT | INTRODUCTION OF, OR SECONDARY REPLACEMENT (USUALLY OF CALCIC PLAGIOCLASE) BY THE MINERAL ALBITE | ALBITISATION | C | 10-JUN-04 | |
12 | BRECCN | BRECCIA FORMATION DUE TO MECHANICAL FRACTURE AND BREAK UP OF ROCK (CATACLASIS) | BRECCIATION | C | 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 | C | 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 | C | 10-JUN-04 | |
15 | GN_V | PERVASIVE GRANITIC VEINING | GRANITE_VEINING | C | 10-JUN-04 | |
16 | PEG_V | PERVASIVE PEGMATITIC VEINING | PEGMATITE_VEINING | C | 10-JUN-04 | |
17 | PGGN_V | PERVASIVE GRANITE AND PEGMATITE VEINING | GRANITE-PEGMATITE_VEINING | C | 10-JUN-04 | |
18 | DI_V | PERVASIVE DIORITE VEINING | DIORITE_VEINING | C | 10-JUN-04 | |
19 | GD_V | PERVASIVE GRANODIORITE VEINING | GRANODIORITE_VEINING | C | 10-JUN-04 | |
20 | VQ_V | PERVASIVE QUARTZ VEINING | QUARTZ_VEINING | C | 10-JUN-04 |