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surturbrand

surturbrand
  (ˈsɜːtɜːbrænd)
  Also 8 erron. sutur-, sortebrand.
  [a. G. surturbrand, ad. Icel. surtarbrandr, f. Surtar, gen. of Surtr (related to svartr swart a.) name of a fire-giant + brandr brand n.]
  A name for lignite as occurring in Iceland.

1760 Milles in Phil. Trans. LI. 545 An extraordinary sort of wood, which they call sortebrand, or black brand. 1780 Von Troil Iceland 42, I have seen tea-cups, plates, &c. in Copenhagen made of suturbrand, which takes a fine polish. 1804 Phil. Trans. XCIV. 397 The Bovey coal is found in strata, corresponding in almost every particular with those of the surturbrand in Iceland. 1863 Baring-Gould Iceland p. xxiv, The alternation of basalt and surturbrand.

Oxford English Dictionary

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