One very nice miniature specimen of steep scalenohedral calcite crystal, developed on quartz and coated by limonite.
Тип минерал: rock crystal
Quartz, sphalerite – marmatite, chalcopyrite, pyrite and chlorite
#1784
One fantastic, large cabinet size specimen, with double faces, presenting pyrite, overgrowth by quartz-rock crystal with very high brilliancy, and followed by very lustrous sphalerite – marmatite, chlorite, and chalcopyrite. Marmatite and chalcopyrite have tetrahedral habits. Borieva mine, Madan, Bulgaria
size 120 x 80 x 57 mm – weight 390 grams.
Galena, green quartz prase and sphalerite – marmatite
One excellent cabinet size specimen of very lustrous and slightly dissolved galena, overgrowth by star shape small clusters of green quartz colored by chlorite.
Quartz, pyrite and sphalerite
A beautiful specimen of transparent quartz, overgrowth by pyrite and followed by black and very lustrous sphalerite-marmatite.
Chalcopyrite, sphalerite quartz and galena
A magnificent small specimen of sphalerite – marmatite black lustrous crystals, overgrowth by clear quartz, followed by perfectly shaped chalcopyrite crystals.
Sphalerite – marmatite, galena, quartz
One amazing cabinet size specimen of quartz crystals and galena, overgrowth by tetrahedral sphalerite – marmatite crystals with mirror lustrous crystal faces and multiple indications of twins.
Sphalerite-marmatite, galena, quartz-rock crystal
An exceptional specimen of transparent quartz-rock crystal, followed by galena – secondary strongly dissolved, overgrowth by very well developed tetrahedral sphalerite – marmatite crystals with extremely lustrous faces with many twinned crystals.
Quartz, epidote
An amazing cabinet size specimen, presenting a cluster of clear quartz crystals overgrowth by thin needles of epidote.
Manganocaslcite, galena, quartz and pyrite
One beautiful thumbnail of cubic galena crystals, strongly dissolved and rounded, developed after transparent quartz crystal and pyrite, and followed by 2 larger and steep, scalenohedral pinkish manganocalcite crystals, lately overgrowth by small rhombohedral crystals, also with light pink color.
Mirror shiny galena, with green quartz-prase, quartz – rock crystal, chalcopyrite and sphalerite-marmatite
One outstanding and very aesthetic specimen of large and very well terminated galena crystals, with mirror lustrous crystal faces, developed on the top of chalcopyrite, sphalerite-marmatite, green quartz – prase and transparent quartz – rock crystal.