AM_Krohnkite
Formula: Na2 Cu S2 O10 H4
Name: Krohnkite
Unit cell: 5.807 12.656 5.517 90.0 108.32 90.0 , V=384.91
Space group: P121/C1 (14)

Hawthorne F C , Ferguson R B , Acta Crystallographica, Section B , 31 (1975) p.1753-1755, Refinement of the crystal structure of krohnkite, Locality: Chuquicamata, Chile