measured	value	uncertainty	unit
[B₂O₃]	10.65		%
[H₂O]	3.68		%

tables:

SA1.Major Element Abundances of Tourmalines (tour-1 - tour-27), determined by FESEM-EDX of Van Kranendonk, Martin J. (2021) Elements for the Origin of Life on Land: A Deep-Time Perspective from the Pilbara Craton of Western Australia, Astrobiology, 21, 39-59. more