Alkaline Rocks and Carbonatites of the World

Setup during HiTech AlkCarb: an online database of alkaline rock and carbonatite occurrences

MURTA, R.L.L. 1965. Nota preliminar sobre a leucita de Sacramento - M.G. Anais da Academia Brasileira de Ciencias, 37: 463-70.

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith