felsic (comparative more felsic, superlative most felsic)
(mineralogy) Enriched in the lighter elements such as silicon, oxygen, aluminium, sodium, and potassium.
• acidic
• mafic
felsic (plural felsics)
A rock with such properties.
Source: Wiktionary
15 April 2025
(adjective) marked by or promising bad fortune; “their business venture was doomed from the start”; “an ill-fated business venture”; “an ill-starred romance”; “the unlucky prisoner was again put in irons”- W.H.Prescott
Decaffeinated coffee is not caffeine-free. Studies from the National Institute of Health (US) have shown that virtually all decaf coffee types contain caffeine. A 236-ml (8-oz) cup of decaf coffee contains up to 7 mg of caffeine, whereas a regular cup provided 70-140 mg.
