Geology Abbreviations and Acronyms

1. RIG
   Running In Ground
2. RIGS
   Regionally Important Geological Site
3. RIH
   Run In Hole
4. RIS
   Reservoir Induced Seismicity
5. RISSC
   Advanced National Seismic System
6. RIT
   Richterite
7. RIV
   River
8. RL
   Regression Line
9. RLA
   Round Lake Area
10. RLE
    Review Level Earthquake
11. RLG
    Realgar
12. RMAG
    Rocky Mountain Association of Geologists
13. RMR
    Rocky Mountain Region
14. RMR
    Rock Mass Rating
15. RNK
    Rankinite
16. ROF
    Ring of Fire
17. RPIZ
    Ross Polynya Ice Zone
18. RPP
    Rui Palmeira Pluton
19. RQD
    Rock Quality Designation/Designator
20. RR
    River

Last updated: May 24, 2020 — Total entries: 1,781