Evbxp: Volcanic breccia—Dacitic to andesitic lithic tuff breccia with lesser (crystal) lithic lapilli tuff and minor agglomerate; typically dark green-gray to light gray, with multicolored red, green, and gray to black volcanic clasts; weathers gray-brown; moderately to poorly sorted; very thick to massive.
For the strength of the Pack is the Wolf, and the strength of the Wolf is the Pack. Rudyard Kipling, The Jungle Book (1894)