2012 /20/1

ISSN: 1211-0329 (print), 1804-6495 (online)
Vedoucí redaktor: Mgr. Jiří Sejkora, PhD.

Slovenské minerály publikované v rokoch 2006 - 2010

Minerals published during the period 2006 to 2010 from the area of Slovak Republic are described in this paper. The descriptions of 237 mineral species including 5 elements, 65 sulphides and sulphosalts, 3 halides, 36 oxides and hydroxides, 18 carbonates, 14 sulphates, 34 phosphates including…

„Oxy-dravit“ z turmalinitů krkonošsko-jizerského krystalinika

Tourmalinites (Tu+Qtz+Ms+Chl±Grt) from the Krkonoše-Jizera Crystalline Massif form stratiform layers hosted in mica schists (Ms+Qtz+Grt+Chl±Tu±Bt). The tourmaline usually exhibits three compositional domains. The oldest Mgrich tourmaline (Mg/(Mg+Fe) = 0.81 - 0.99) with fine-grade zoning…

Linarit z Dolního Kramolína (rudní revír Michalovy Hory, Česká republika)

Linarite, supergene Pb-Cu sulphate, was found at small mine dump Grubenwall „42” near Dolní Kramolín (historical ore district Michalovy Hory, Czech Republic). Linarite forms dark blue coatings and rarely deep azure blue short columnar crystals up to 1 mm in size with glassy luster. The unit cell…

Potvrzení výskytu neovulkanického tělesa v Luži na Chrudimsku (Železné hory)

After about 180 years of doubts, presence of Cenozoic alkaline volcanic neck has been affirmed in Luže as far as 150 km off the Eger Rift. The Chlumek basanite is located some 800 m northwest from well-known Košumberk basanite and its top hosts church of Virgin Mary. The rock is composed of olivine…

Goethit ze Šonova u Broumova, Česká republika

Two exceptional old samples of goethite from the locality Šonov near Broumov (Czech Republic) were newly registered into the mineralogical collection of the National Museum in Prague. They form brown radial aggregates with the length of fibers up to 10 cm. Both samples were found in the 19th century…

Corkit a bariofarmakosiderit-Q z Vysoké u Havlíčkova Brodu (Česká republika)

Supergene mineralization with corkite and bariopharmacosiderite-Q, formed by alteration of primary arsenopyrite and galena, was found at the Vysoká hill situated 5 km in the south-east direction from Havlíčkův Brod, Czech Republic. The corkite, PbFe3(SO4)(PO4)(OH)6, formed small (below 2 mm)…