The flows from Kibo include nepheline and leucite basanite lavas rich in soda felspars. From Wordnik.com. [Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria"] Reference
Dürkheim; it is also found in lepidolite, leucite, petalite, triphylline and in the carnallite from Stassfurt. From Wordnik.com. [Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary"] Reference
These machines are about six feet high in the whole, made of a rough gray volcanic stone, full of large crystals of leucite. From Wordnik.com. [Museum of Antiquity A Description of Ancient Life] Reference
These include the cesium - and potassium-rich zeolites, pollucite and leucite, and the lithium-rich mica, zinnwaldite (a variety of the mineral lepidolite). From Wordnik.com. [Rubidium] Reference
As regards Kaiser Wilhelm Land, the Gaussberg is a volcanic cone mainly composed of leucite-basalt, but its slopes are strewn with erratics presumably transported from the south and these include gneiss, mica-schist and quartzite, apparently Archaean. From Wordnik.com. [Perspective of Antarctica in 1911] Reference
Several days might be profitably spent by the antiquarian in investigating the contents of the different tiers of galleries; while the geologist would find matter for interesting speculation in the partial intrusion of the older lithoid tufa here and there into the softer and more recent volcanic deposits in which the passages are excavated, and in which numerous decomposing crystals of leucite may be observed. From Wordnik.com. [Roman Mosaics Or, Studies in Rome and Its Neighbourhood] Reference
Nepheline, leucite, idocrase, and meionite have not yet been seen at the peak of. From Wordnik.com. [Travels to the Equinoctial Regions of America] Reference
What is the accepted explanation for Vesuvius odd (silica-poor, leucite-bearing) magma?. From Wordnik.com. [ScienceBlogs Channel : Life Science] Reference
These lavas, setting aside the leucite, very nearly resemble the phonolitic ejections of the. From Wordnik.com. [Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 1] Reference
These lavas, setting aside the leucite, very nearly resemble the phonolitic ejections of the Peak of Teneriffe. From Wordnik.com. [Travels to the Equinoctial Regions of America] Reference
In like manner the lava of Scala, with which the city of Naples is paved, contains a close mixture of basalt, nepheline, and leucite. From Wordnik.com. [Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 1] Reference
Minor amounts have been extracted in Utah from the mineral alunite (a sulphate of potassium and aluminum), in Wyoming from leucite (a potassium-aluminum silicate), in. From Wordnik.com. [The Economic Aspect of Geology] Reference
The sides of the crater present numerous loose masses, which appear to have been ejected, and consist of glassy feldspar, ice-spar, sodalite, hauyne, spinellane, and leucite. From Wordnik.com. [COSMOS: A Sketch of the Physical Description of the Universe, Vol. 1] Reference
Various potassium silicates -- leucite, feldspar, sericite, and glauconite -- and the potassium sulphate, alunite, have received attention and certain of them have been utilized to a small extent, but none of them are normally able to compete on the market. From Wordnik.com. [The Economic Aspect of Geology] Reference
Saltpeter, potassium bichromate, leucite. From Wordnik.com. [13. Glaze oxides] Reference
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