Barium only barium oxide. Johan Gottlieb Gahn also isolated barium oxide two years later in similar studies. Oxidized barium was at first called "barote" by Guyton de Morveau, a name that was changed by Antoine Lavoisier to "baryta." Also in the 18th century, English mineralogist William Withering noted a heavy mineral in the lead mines of Cumberland, now known to be witherite. Barium was first isolated by electrolysis of molten barium salts in 1808 by Sir Humphry Davy in England. Davy, by analogy with calcium, named "barium" after baryta, with the "-ium" ending signifying a metallic element. Robert Bunsen and Augustus
Silver 'n Brass hard bop". Silver 'n Brass Silver 'n Brass is an album by jazz pianist Horace Silver released on the Blue Note label in 1975 featuring performances by Silver with Tom Harrell, Bob Berg, Ron Carter, Al Foster, Bob Cranshaw, and Bernard Purdie with an overdubbed brass section arranged by Wade Marcus featuring Oscar Brashear, Bobby Bryant, Vincent DeRosa, Frank Rosolino, Maurice Spears, Jerome Richardson, and Buddy Collette. The Allmusic review by Scott Yanow awarded the album 3 stars and states "Although there are tributes to Tadd Dameron ("Dameron's Dance") and Duke Ellington ("The Sophisticated Hippie"), the music is recognizably Silver