Browse Items (36 total) Tags: Gray Browse All Browse by Tag Search Items of 4 Next Page Sort by: Title Creator Date Added Owl, Barred Tags: Animals, Birds, Gray, White, Zoology Pigeon, Passenger Tags: Animals, Birds, Extinct, Feathers, Gray, North America, Orange, Red, Zoology Flint One specimen of dark gray flint. Tags: Geology, Gray, Rocks and Minerals Barite Specimen of bluish gray, slightly translucent barite crystals; crystals are tabular prismatic with elongation along either the A or B axis. Tags: Blue, Geology, Gray, Montana, North America, Rocks and Minerals, United States Barite Specimen is coarsely laminated light grayish white barite. Tags: England, Europe, Geology, Gray, Rocks and Minerals, White Agate Small, cut and polished piece of a banded light to dark gray and light reddish-brown agate. Tags: Brown, Colorado, Geology, Gray, North America, Red, Rocks and Minerals, United States Topaz Large, partial crystal of milky, grayish-white topaz. Tags: Connecticut, Geology, Gray, North America, Rocks and Minerals, United States, White Antimony This specimen is a concentrate of antimony, probably from a smelting operation of some type. Tags: Australia, Geology, Gray, Rocks and Minerals Smithsonite One specimen of gray, botryoidal smithsonite. Tags: Arkansas, Geology, Gray, North America, Rocks and Minerals, United States Agate Collection of miscellaneous pebbles of tans, browns, and grays. Tags: Brown, Geology, Gray, Rocks and Minerals, Tan of 4 Next Page Featured Item Boat, Model Small reed model boat depicting life-size ones utilized on Lake Titicaca.