Quartz (amethystine, smoky gwindel, pale smoky with gwindels, amethystine with Hematite inclusions)

Quartz: (top left) amethystine, 12.5 cm, from the Reel mine, Lincoln County, North Carolina; (top right) smoky gwindel, 15 cm, Piz Cavadiras, Disentis District, Graubünden, Switzerland; (above) pale smoky with gwindels (one with a clockwise twist and the other with a counter-clockwise twist), 22.2 cm, from Switzerland, Weinrich Minerals photo; (right) amethystine with hematite inclusions, 10.9 cm, from Thunder Bay, Ontario. Jeff Scovil photos except as noted.

Product details

SizeCabinet
Dimensions15.0 x 12.5 cm
Added on02/13/2026
Publications
  • Mineralogical Record Mineral Collections In American Midwest page 56