- Weiß,S. (1986). Die Grubenbezirke St. Just und St. Ives in Cornwall. Lapis, Jg.11, Nr.5, S.9.
- Camm,S. und Merry,M. (1991). Neufund der besten europäischen Bayldonitstufen von der Typlokalität in Cornwall. Lapis, Jg.16, Nr.9, S.37.
- Camm,G.S. und Merry,M. (1991). Bayldonite and its associates from Penberthy Croft Cornwall. UK Journal of Mines & Minerals, 9, S.6-15.
- Weiß,S., Siemroth,J. und Merry,M. (1994). Cornwall und Devon: Die interessantesten Funde und Neubestimmungen,1989-1993. Lapis, Jg.19, Nr.1, S.27.
- Rust,S.A. (1995). Mineral Notes. UK Journal of Mines & Minerals, 15, S.18-18.
- Betterton,J. und Rust,S.A. (1996). Mineral Notes. UK Journal of Mines & Minerals, 16, S.13-15
- Betterton,J. und Rust,S.A. (1996). Mineral Notes. UK Journal of Mines & Minerals, 17, S.17-18
- Betterton,J., Green,D.I., Jewson,C., Spratt,J. und Tandy,P. (1998). The composition and structure of jeanbandyite and natanite. Mineralogical Magazine, Vol.62, S.707-712.
- Betterton,J. (2000). Famous Mineral Localities: Penberthy Croft Mine, St. Hilary, Cornwall, England. UK Journal of Mines & Minerals, 20, S.7-37.
- http://www.dcminerals.co.uk/minloc/pencroft.htm
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