ˈ ̷ ̷ˌ ̷ ̷ noun
Etymology: translation of German pechstein, from pech pitch + stein stone
: a glassy rock that has a resinous luster and that contains more water than obsidian does
ˈ ̷ ̷ˌ ̷ ̷ noun
Etymology: translation of German pechstein, from pech pitch + stein stone
: a glassy rock that has a resinous luster and that contains more water than obsidian does
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012