Richterite is a sodium calcium magnesium silicate mineral belonging to the amphibole group. If iron replaces the magnesium within the structure of the...
3 KB (222 words) - 12:15, 14 February 2024
in 1994. Its name is derived from its fluorine content and relation to richterite. At the type locality in the Ilmen Mountains fluororichterite occurs in...
4 KB (182 words) - 01:06, 4 January 2024
titanium-rich aluminium-poor phlogopite; potassium- and titanium-rich richterite; low aluminium diopside; and iron-rich sanidine. A variety of rare trace...
11 KB (1,074 words) - 04:24, 4 January 2024
Smoky quartz (var.) Quartzite Realgar Rhodizite Rhodochrosite Rhodonite Richterite Riebeckite Crocidolite (var.) Rosasite Rutile Samarskite Sanidine Sapphirine...
13 KB (866 words) - 05:32, 11 March 2024
Renierite Rheniite Rhodium Rhodochrosite Rhodonite Rhodplumsite Rhomboclase Richterite Rickardite Riebeckite Ringwoodite Roaldite Robertsite Rodalquilarite Romanèchite...
41 KB (2,732 words) - 20:21, 2 June 2024
Fe)4Ti Si6Al2O22(OH)2 Kaersutite Sodic-calcic Na NaCa (Mg,Fe)5 Si8O22(OH)2 Richterite Na-Ca-clinonamphibole Na NaCa (Mg,Fe)4Fe3+ Si7AlO22(OH)2 Katophorite Sodic...
15 KB (1,556 words) - 23:57, 4 March 2024
to danger by mining vermiculite contaminated with asbestos, typically richterite, winchite, actinolite or tremolite. Vermiculite contaminated with asbestos...
108 KB (11,609 words) - 08:57, 4 June 2024
in Libby, Montana, did have tremolite asbestos as well as winchite and richterite (both fibrous amphiboles)—in fact, it was formed underground through essentially...
24 KB (2,769 words) - 09:28, 18 April 2024
Ferrorhodonite Frdn Fluorokinoshitalite Flkns Fengchengite Fcg Ferro-richterite Frct Fluoro-leakeite Fllk Feodosiyite Fdy Ferrorockbridgeite Forck Fluoro-nybøite...
180 KB (401 words) - 19:36, 31 March 2024
colleagues identified phlogopite and potassium richterite (in which potassium is substituted for sodium in richterite) as two of the most important minerals involving...
10 KB (999 words) - 23:14, 25 January 2024