mineral species being named: Heulandite-Ca Heulandite-Na Heulandite-K Heulandite-Sr Heulandite-Ba (described in 2002). Heulandite-Ca, the most common of these...
6 KB (557 words) - 10:43, 6 August 2024
sodium. It forms a series with heulandite: Clinoptilolite-Ca – heulandite-Ca solid solution series Clinoptilolite-K – heulandite-K solid solution series Clinoptilolite-Na...
7 KB (662 words) - 21:55, 3 January 2024
Chains of T10O20 tetrahedra (T = combined Si and Al) Heulandite framework (HEU): clinoptilolite, heulandite-series Stilbite framework (STI): barrerite, stellerite...
52 KB (5,833 words) - 02:57, 16 June 2024
stilbite is still used whenever testing has not been performed. At one time heulandite and stilbite were considered to be identical minerals. After they were...
13 KB (1,444 words) - 16:22, 30 June 2024
as datolite, calcite, apophyllite, epidote, stilbite, laumontite, and heulandite in veins and cavities of basaltic rocks, sometimes in granites, syenites...
6 KB (531 words) - 08:16, 19 May 2024
rosettes of deep blue azurite on a field of malachite Goosecreekite with heulandite-Ca on quartz Intergrown botryoids of blue-green rosasite inside the curve...
4 KB (396 words) - 00:46, 6 March 2024
Erionite – (Na2,K2,Ca)2Al4Si14O36·15H2O Chabazite – CaAl2Si4O12·6H2O Heulandite – CaAl2Si7O18·6H2O Stilbite – NaCa2Al5Si13O36·17H2O Scolecite – CaAl2Si3O10·3H2O...
20 KB (1,897 words) - 18:21, 16 July 2024
and basalt. It is associated with other zeolites such as stilbite and heulandite. Good examples have been found in Iceland, India, Italy, Oregon, Washington...
6 KB (511 words) - 05:48, 12 February 2023
Heptasartorite Herbertsmithite Hercynite Herderite Hermannjahnite Hessite Heulandite (series of zeolites) Hexaferrum Hiärneite Hibonite Hidalgoite Hilgardite...
42 KB (2,780 words) - 11:54, 16 August 2024
Image Description Common example(s) Amygdaloidal Like embedded almonds heulandite, stilbite, zircon Hemimorphic Doubly terminated crystal with two differently...
19 KB (466 words) - 08:12, 8 May 2024