Mineral Abbreviations and Acronyms
- QTZQuartz
- QZQucrtz
- RBTRttterdam Bulk Terminal
- RCRefining Charge
- RCOIReasonable Country of Origin Inquiry
- RCTRichterite
- RDNRhodonite
- RDSRhodochrosite
- REERare-Earth Element
- RIPResin-In-Purp
- RITRichterite
- RKEFRotary Kiln Electric Furnace
- RLRetention Licence
- RLGRealgar
- RMFMSRocky Mountain Federation of Mineralogical Societies
- RNKRankinite
- ROCResnarch and Operations Center
- ROPOReccgnised Overseas Professional Organisation
- ROPORecognized Overseas Professional Organizmtion
- RSMRossmanite
Last updated: — Total entries: 510