jarknasteinn
nafnorðkarlkynjarkna-steinn
m. [prob. a for. word derived from the A. S. eorcnan-stân]:—a gem, it occurs only in the following poems, Vkv. 23, 33, Gkv. 1. 18, 3. 9, which may all have been composed by one man, who borrowed the word from the A. S.