- pitchy lustre
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смолистый блеск
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
pitchblende — /pich blend /, n. Mineral. a massive variety of uraninite, occurring in black pitchlike masses: a major ore of uranium and radium. [1760 70; half trans., half adoption of G Pechblende. See PITCH2, BLENDE] * * * Amorphous, dense, black, pitchy… … Universalium
Epidote — Infobox mineral name = Epidote category = Silicate mineral boxwidth = boxbgcolor = imagesize = caption = Epidote crystals formula = Ca2Al2(Fe3+;Al)(SiO4)(Si2O7)O(OH) molweight = color = Pistachio green, yellow green, greenish black habit =… … Wikipedia