Boracite from a boring at Aislaby, Yorkshire1

Boracite from a boring at Aislaby, Yorkshire¹

E. M. Guppy and C. O. Harvey

Geological Survey and Museum of Great Britain

¹Communicated by permission of the Director, Geological Survey and Museum.

Mineralogical Magazine; December 1944 v. 27; no. 187; p. 51-53; DOI: 10.1180/minmag.1944.027.187.01
© 1944, The Mineralogical Society
Mineralogical Society (www.minersoc.org)