 | Powolny, Tomasz, Dumańska-Słowik, Magdalena, Sikorska-Jaworowska, Magdalena, Wójcik-Bania, Monika (2019) Agate mineralization in spilitized Permian volcanics from “Borówno” quarry (Lower Silesia, Poland) – microtextural, mineralogical, and geochemical constraints. Ore Geology Reviews, 114. 103130 doi:10.1016/j.oregeorev.2019.103130 | Journal (article/letter/editorial) | | including i.e. calcite, clay groups minerals, zeolite group minerals, Mn- and Fe-oxides, and carbonaceous material...in paleobasalts from Rudno in the Lesser Poland Province (Krawczynski, 1995). In our contribution, a detailed...voids within extrusive rocks, i.e. greenish clay group minerals, rhombohedral calcite, and euhedral colourless...surrounding minerals is filled by clay group minerals (mostly smectite group minerals) that possibly formed due...Carbonates (calcite and dolomite) found in the outer region of vein agates appear in two generations: (1) large |  | | Journal (issue) | | too much and finds solace in Adventures through Morocco. We gec a rapid response team report on the 2023...sulphide, siegenite (a member of the Linnaeite Group), which is my only example of one of the rarer Tri-State...4 has a very diff erent form of galena, a 6x5x5 group of parallel growth cubes caated with small sphalerite...in a more cubic habit. on a bed of (probably) smectite FOV 2 mm 15 --- -- Gypsum CaSO◄ • 2H20 Gypsumis...5 mm Smectite Group . Smectiteis a group name for platy "phyllosilicates". The Smectite group is divided |
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