Anorthite from Ireland (island)
Ireland | |
| F. Rutley: "Elements of Mineralogy", 12th Ed. (1900) |
| David Jordan (1999), unpublished undergraduate mapping thesis, Trinity College Dublin. |
UK | |
| [var. Labradorite] Tilley, C.E. (1937) Wollastonite Solid Solutions from Scawt Hill, Co. Antrim. Mineralogical Magazine: 24(158): 569-572. http://rruff.info/uploads/MM24_569.pdf. |
| [var. Labradorite] F. Rutley: "Elements of Mineralogy", 12th Ed. (1900) |