Displaying 401 - 500 of 40274
Cat. # Name Description
401 Pyrite Similar to but listed in old notebook as "astrocarpus" ???
402 Columbite (Tantalite group) Massive. Color: BK
403 Enargite Dark gray, massive.
404 Autunite Yellow flat crystals scattered on matrix.
405 Calcite Geode.
406 Skutterudite Massive. Color: SL-YL
407 Skutterudite Massive; var. smaltite. Color: SL-YL
408 Nickeline Massive. Color: YL
409 Muscovite Microcrystalline. Color: YL
410 Siderite None
411 Barite Massive, pink.
412 Muscovite Muscovite mica.
413 Gypsum Curved crystal groups on matrix, selenite.
414 Pyrite Stalactite
415 Pyrite Stalactite
416 Pyrite Stalactite
417 Pyrite Stalactite
418 Pyrite Stalactite
419 Pyrite Stalactite
420 Pyrite Stalactite
421 Pyrite Stalactite
422 Pyrite Stalactite
423 Pyrite Stalactite
424 Pyrite Stalactite
425 Pyrite Stalactite
426 Chalcopyrite Crystals on dolomite crystal matrix.
427 Quartz Crystals.
428 Quartz Quartz, rock crystals.
429 Quartz Botryoidal. Inside of geode.
430 Quartz Iron, stained quartz crystals.
431 Quartz Geode.
432 Aragonite Twinned crystals.
433 Halite Massive.
434 Quartz, amethyst None
435 Orthoclase (Feldspar group) None
436 Iron Concretion in the semblance of a duck.
437 Bornite Massive, iridescent blue.
438 Bornite Dark gray, massive.
439 Bismuth Rhombohedral.
440 Antimony Rhombohedral.
441 Acanthite Massive.
442 Pyrargyrite Massive, dark gray, shiny. Foote label attached
443 Cinnabar One-quarter" crystal sprays on breccia. Color: RD
444 Cinnabar An ore sample; very sparse grains of possible cinnabar. Color: RD
445 Corundum var. Sapphire Broken crystals. Color: BL
446 Cinnabar Microcrystalline & earthy mass. Color: RD
447 Cinnabar Small crystals scattered on matrix (possibly chert). Color: RD
448 Copper Native copper in conglomerate.
449 Copper Copper, native.
450 Copper None
451 Copper Copper, native.
452 Copper Copper, native.
453 Copper Two specimens; only one specimen present. Color: BR, GR Copper image
454 Copper None
455 Copper Copper, native.
456 Copper Copper, native.
457 Copper Copper, native.
458 Copper None
459 Copper Native copper from Kansan Drift.
460 Galena Drusy chalcopyrite crystals cover 40%. Lead and copper ore.
461 Galena Massive, plumose. Color: GY
462 Quartz Quartz, pyrite, galenite?
463 Galena Group of cubic crystals, largest 1" x 1" Color: GY
464 Galena Crystals.
465 Galena Large chunk showing many shiny cleavage faces. Some chalcopyrite present. Color: GY
466 Galena Interlocking crystal cubes with scattered small chalcopyrites and encrustations. Color: GY
467 Galena Vein of crystals. Color: GY
468 Galena Massive galena, showing cleavage faces, on quartz. Color: GY
469 Chalcopyrite Massive interrelated chalcopyrite galena and quartz.
470 Galena Massive, coarsely granular. Color: GY
471 Galena Cubic cast coated with dolomite crystals containing cubo-octahedral crystals. Color: GY
472 Galena Large weathered cubic crystals. Color: GT
473 Gold Nugget.
474 Gold Native. Color: WH, GD, GY Gold image
475 Fluorite Only one specimen; catalog says 2.
476 Fluorite Isometric.
477 Pyrargyrite Massive, black, metallic.
478 Sphalerite Dark crystals to 1/4" with pale purple fluorite cubes (1/2 of a paper label)
479 Cryolite Monoclinic.
480 Halite None
481 Halite None
482 Halite None
483 Halite None
484 Halite Isometric. From Ward's.
485 Sphalerite None
486 Sphalerite Two miniatures are basically massive; hand ball of crystals
487 Sphalerite Mammilated sphalerite on short matrix.
488 Sphalerite With iron pyrite.
489 Sphalerite Crystals to 1/2" covering one side; few chalcopyrite crystals at one end
490 Sphalerite Sphalerite nodule with partial galena filling.
491 Marcasite Nodular aggregates starting to deompose.
492 Marcasite Marcasite--radiating structures.
493 Realgar Almost totally changed to orpiment -As2S2. Color: OR
494 Pyrite Massive with one side covered with cubes to 1/4". Other scattered crystals; some striated faces.
495 Pyrite Parts of cubic crystals, brassy.
496 Pyrite Three dark (tarnished?0 cubes 1 - 1/4" x 14" 2 - 1/8" x 1/8"
497 Chalcocite Mostly sphalerite with clear "ruby" crystals on one side
498 Hessite None
499 Chalcocite Dark brown massive.
500 Molybdenite None