quartzite
(noun) hard metamorphic rock consisting essentially of interlocking quartz crystals
Source: WordNet® 3.1
quartzite (countable and uncountable, plural quartzites)
(mineral) A metamorphic rock consisting of interlocking grains of quartz.
Source: Wiktionary
Quartz"ite, n. Etym: [Cf. F. quartzite.] (Min.)
Definition: Massive quartz occurring as a rock; a metamorphosed sandstone;
– called also quartz rock.
Source: Webster’s Unabridged Dictionary 1913 Edition
10 June 2025
(noun) the discipline that studies the principles of transmiting information and the methods by which it is delivered (as print or radio or television etc.); “communications is his major field of study”
Espresso is both a coffee beverage and a brewing method that originated in Italy. When making an espresso, a small amount of nearly boiling water under pressure forces through finely-ground coffee beans. It has more caffeine per unit volume than most coffee beverages. Its smaller serving size will take three shots to equal a mug of standard brewed coffee.
