Published in Bulletin of the British Museum (Natural History). Mineralogy., in 1952, in volume 1, issue 3, pages 75-84

Created: 2021-05-17, modified: 2021-05-17

Published in Bulletin of the British Museum (Natural History). Mineralogy., in 1952, in volume 1, issue 3, pages 85-93

Created: 2021-05-17, modified: 2021-05-17