 | | Journal (article/letter/editorial) | | represented by more than 100 specimens. Quartz and calcite are almost always the best represented in museums...newly acquired quartz specimens and 165 samples of calcite. In addition to previously collected Russian quartz...deposition processes at these deposits. Quartzcalcite simplectites from torgolites of the Murun massif...quartz druzes and a bunch of splitted quartz with calcite crystals on magnetite from Dashkesan skarns, Azerbaijan... and after anhydrite (Vodino, the Volga basin, Russia) enlarged the collection of chalcedony varieties |  | | Book | | Federovskoye Federovskoye Kansai deposit Khani River Khani River Komatiitovyi stream Kurzhunkul'skii mine Maidantai... S. Siberia, Russia E. Transbaikalia, S. Siberia, Russia Aldan shield, Siberia, Russia Aldan shield,...Siberia, Russia Ukraine Primor'ie Aldan shield, Siberia, Russia Aldan shield, Siberia, Russia Karamazar...Siberia, Russia Aldan shield, Siberia, Russia Aldan shield, Siberia, Russia Kazakhstan Pskem River, Uzbekistan...Uzbekistan Russia Trudolyubovka Village, Crimea Subpolar Urals (East slope), Russia Subpolar Urals (East |  | | Journal (article/letter/editorial) | | Although that referred mainly to fossils, formed by calcite and pyrite, it also included pseudomorphs in the...Hartenstein metallic gray, 1 cm crystals on massive calcite were offered at the and Alberoda, to the north...beach, in mine, in Mogán, Gran Canaria, Dzhezkazgan oblast, Canary islands (Calvo, Kazakhstan. 2016). As classic...They appear in the habit of elongated thin black calcite or gypsum in many localities, are not beta-quartz...also occurs on the Keivy plateau, Kola Calcite peninsula (Russia) in pseudomorphs the form of dark blue |  | | Journal (issue) | | problem was that it was within the boundaries of White Sands Missile Range (WSMR) and access had been restricted...atop long finger -stalactl!cs-of sparkly, milky white. dru~ quartz: many of the barrcrite specimen arc...wi1hout qualifiers. on proximity to salt water. since sea-level ha v:iried ,o gn.:atly over recent (not to...more photographs than in the printed black and white version. I hope you enjoy it. Missing 5-year index...5/8 inch. 1.5 cm) and some wh_itc _calcnohcdral calcite crystals up to 3/4 inch (2 cm). The 111111c 111fras1ructurc |  | | Book | | of pseudomorph forms commonly as quartz after calcite. Often called perimorph (the new mineral is on...Molding by being coated; e.g., quartz encrusting calcite that then disappears. b. By having the new mineral...Aufnahme von Stoffen); e.g., aragonite altered to calcite. b. Alteration with the loss of a component (Umwandlung...e.g., limonite after pyrite or fluorite after calcite d. exchange of all components; e.g., native copper...after aragonite 4. Perimorphs; e.g., quartz after calcite. What is perhaps the most authoritative and recent |
|
Olenitsa River, White Sea Coast, Murmansk Oblast, Russia