This arrangement of mineral species is based on Dana's New Mineralogy by Richard V. Gaines, H. Catherine Skinner, Eugene E. Foord, Brian Mason, and Abraham Rosenzweig, with sections by Vandall T. King, Illustrations by Eric Dowty, (ISBN: 047119310-0) Copyright © 1997, John Wiley & Sons, Inc.". This material is used by permission of John Wiley & Sons, Inc. Follow this link for a short discussion on the Dana Classification Number.
26.04 Hydrated Borates Containing Hydroxyl or Halogen 26.04.01 26.04.01.01 Borax Na2B4O5(OH)4•8(H2O) A2/a 2/m 26.04.02 26.04.02.01 Tincalconite Na6[B4O5(OH)4]3•8(H2O) R 32 3 2 26.04.03 26.04.03.01 Hungchaoite MgB4O5(OH)4•7(H2O) P1 1 26.04.04 26.04.04.01 Halurgite Mg2[B4O5(OH)4]2•(H2O) P 2/c 2/m 26.04.05 26.04.05.01 Kernite Na2B4O6(OH)2•3(H2O) P 21/c 2/m
26.04.01 26.04.01.01 Borax Na2B4O5(OH)4•8(H2O) A2/a 2/m
26.04.02 26.04.02.01 Tincalconite Na6[B4O5(OH)4]3•8(H2O) R 32 3 2
26.04.03 26.04.03.01 Hungchaoite MgB4O5(OH)4•7(H2O) P1 1
26.04.04 26.04.04.01 Halurgite Mg2[B4O5(OH)4]2•(H2O) P 2/c 2/m
26.04.05 26.04.05.01 Kernite Na2B4O6(OH)2•3(H2O) P 21/c 2/m