Smoky quartz, St. Gothard, Switzerland. A group of smoky crystals
- WOK 19-1
- Pièce
- [1964]
Fait partie de W.O. Kupsch fonds
Smoky quartz, St. Gothard, Switzerland. A group of smoky crystals.
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Smoky quartz, St. Gothard, Switzerland. A group of smoky crystals
Fait partie de W.O. Kupsch fonds
Smoky quartz, St. Gothard, Switzerland. A group of smoky crystals.
Quartz, var. Petrified wood, near Holbrook, Arizona
Fait partie de W.O. Kupsch fonds
Quartz, var. Petrified wood, near Holbrook, Arizona. A colourful polished section of a large tree trunk.
Quartz twin, Japan. Typical "Japanese" twin.
Fait partie de W.O. Kupsch fonds
Quartz twin, Japan. Typical "Japanese" twin.
Fluorite, Cave-in-Rock, Illinois. A group of large purple cubic crystals
Fait partie de W.O. Kupsch fonds
Fluorite, Cave-in-Rock, Illinois. A group of large purple cubic crystals.
Quartz, var. Milky quartz, Curay, Colorado. A choice group of large milky white crystals
Fait partie de W.O. Kupsch fonds
Quartz, var. Milky quartz, Curay, Colorado. A choice group of large milky white crystals.
Quartz, var. Rock crystal, Little Falls, New York.
Fait partie de W.O. Kupsch fonds
Quartz, var. Rock crystal, Little Falls, New York. A clear doubly terminated crystal ("Little Falls diamond").
Agate, Brazil. Banded grey agate, crystalline quartz and amethyst
Fait partie de W.O. Kupsch fonds
Agate, Brazil. Banded grey agate, crystalline quartz and amethyst.
Gypsum, var. Selenite, South Dakota. A "Fish-tail" twin
Fait partie de W.O. Kupsch fonds
Gypsum, var. Selenite, South Dakota. A "Fish-tail" twin.
Gold, California. Heavy wire gold on milky quartz
Fait partie de W.O. Kupsch fonds
Gold, California. Heavy wire gold on milky quartz.
Galena, Near Galena, Kansas. A group of cubic crystals
Fait partie de W.O. Kupsch fonds
Galena, Near Galena, Kansas. A group of cubic crystals.
Fait partie de W.O. Kupsch fonds
Calcite, var. Iceland Spar. Chihuahua, Mexico. A clear cleavage rhombohedron showing double refraction.
Calcite, Egremont, Cumberland, England
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Calcite, Egremont, Cumberland, England. A group partly clear crystals exhibiting prism, scalenohendron, rhombohedron.
Fluorite, Rosiclare, Illinois. Typical cleavage octahedra
Fait partie de W.O. Kupsch fonds
Fluorite, Rosiclare, Illinois. Typical cleavage octahedra.
Fait partie de W.O. Kupsch fonds
Recent changes in sea level. Putnam, 1964, p. 389.
Fait partie de W.O. Kupsch fonds
Amber, Baltic. A clear brownish-yellow polished pendant with an insect (flying ant) enclosed.