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BRIANYOUNGITE - Lill Mine, Příbram, Czech Republic | SYSTEMATIC | 49 x 33 x 30 mm

Brianyoungite, Czech Republic, Miniature (3-6 cm)
US$45.00
a7931#m
1 item(s)
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Mineral: BRIANYOUNGITE
Locality: Lill Mine, Černojamské deposit, Březové Hory, Příbram, Příbram District, Central Bohemian Region, Czech Republic
Dimension (mm): 49 x 33 x 30 mm
Weight (gr): 60 gram

Description / Notes: Brianyoungite forms chalk-white, silky-shiny, kidney-shaped, spherical, earthy aggregates, veins and crusts that cover tiny, colorless crystals of gypsum and hydrozincite. Brianyoungit glows under UV.

  • Formula:Zn3(CO3,SO4)(OH)Ratio CO3:SO4 ~ 3:1.
  • Colour:White, colourless
  • Lustre:Vitreous
  • Hardness:2 - 2½
  • Specific Gravity:3.93 - 4.09
  • Crystal System:Monoclinic
  • Name:Named in honor of Brian Young (b. 1947, Sunderland, England, UK), a field geologist and mineralogist with the British Geological Survey. He is an expert on the minerals of northern England, and collected the first specimens for study.
  • Type Locality: Brownley Hill Mine (Bloomsberry Horse Level), Nenthead, Alston Moor, Eden, Cumbria, England, UK

Further information in mineralogy databases:

Classification:
  • 5.Carbonates
Mineral name:
  • Brianyoungite
Country origine:
Czech Republic
Specimen size:
Miniature (3-6 cm)

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