Silicates
Displaying 51 - 73 of 73
Catalog # | Name | Description | ||
---|---|---|---|---|
51 | 2006.15.0109 | Quartz | Small in size quartz specimen, crystal with traces of gypsum (white veins) vitreous luster, 7 on hardness scale, milky translucent color Color: Colorless | |
52 | 2006.15.0111 | Quartz | Small in size "Smoky quartz" specimen, gray color, vitreous luster, 7 on hardness scale | |
53 | 2006.15.0113 | Quartz | Small in size possibly waterworn quartz crystal, colorless, one polished face (underside to hold up), vitreous to sub metallic luster, 7 on hardness scale Color: Colorless | |
54 | 2006.15.0114 | Quartz var. Geode | Large in size quartz specimen, bands of smoky quartz along outer edges (black/gray) quartz crystals (white) and some bands of chalcedony (cream/brown) with another cluster of quartz crystals in crevice, vitreous luster, 7 on hardness scale, one polished face Color: Brown | |
55 | 2006.15.0115 | Quartz var. Geode | Small in size quartz specimen, quartz crystals within crevice of rock (geode) one polished face, vitreous luster, 7 on hardness scale, one half of a geode Color: Gray | |
56 | 2006.15.0116 | Quartz var. Geode | Medium in size quartz specimen in geode, bands of chalcedony (agate) along outer rim (brown, white) then a crystal formation (colorless) agate (yellow) quartz, agate (white) quartz, one polished face, vitreous luster, 7 on hardness scale Color: Brown | |
57 | 2006.15.0117 | Quartz var. Geode | Medium in size quartz specimen, half of a geode with quartz crystals in middle (colorless, pink, violet) one polished face, vitreous luster, 7 on hardness scale Color: Violet | |
58 | 2006.15.0118 | Quartz var. Geode | Medium in size (whole geode) sections with quartz crystals inside (A & B) gray crystals, "Coconut Geode" both halves have a polished face or edges, vitreous luster, 7 on hardness scale, Color: Gray | |
59 | 2006.15.0119 | Quartz var. Geode | Medium in size quartz geode rough, unopened rock, presumably with massive quartz crystals inside, dull luster (vitreous within) 7 on hardness scale, (quartz) crystals unknown colors Color: Gray | |
60 | 2006.15.0120 | Quartz var. Geode | Medium in size quartz geode rough, unopened rock, presumably with massive quartz crystals inside, dull luster (vitreous within) 7 on hardness scale, crystals unknown colors Color: Gray | |
61 | 2006.15.0121 | Quartz var. Geode | Medium in size quartz geode rough, unopened rock, tan color, presumably with massive crystals inside, dull luster, possibly agate, 7 on hardness scale, crystals unknown colors Color: Brown | |
62 | 2006.15.0122 | Quartz var. Geode | Medium in size quartz geode rough, unopened rock, possibly agate, presumably with quartz crystals inside, dull luster, 7 on hardness scale, crystals unknown colors Color: Brown | |
63 | 2006.15.0123 | Quartz var. Geode | Medium in size quartz geode rough, unopened rock, possibly agate, presumably massive quartz crystals within, dull luster, 7 on hardness scale, crystals unknown colors Color: Brown | |
64 | 2006.15.0124 | Quartz var. Geode | Medium in size quartz geode rough, unopened rock, presumably with massive quartz crystals inside, dull luster, 7 on hardness scale, tan host rock, crystals unknown colors Color: Gray | |
65 | 2006.15.0125 | Quartz var. Geode | Medium ins size half specimen of quartz geode, one polished face, outer layer of rock (brass colored) with bands of blue and translucent chalcedony (agate) with quartz crystal cluster in middle, vitreous luster, 7 on hardness scale Color: Gray, White | |
66 | 2006.15.0137 | Microcline (Feldspar Group) | Var. Amazonite, small, front and back sides smooth, jade green-black, and rich minty green color, possibly band of chalcedony along bottom by the number "4" vitreous luster, 6 on hardness scale, potassium aluminum silicate Color: Green | |
67 | 2006.15.0138 | Tourmaline Group | Tourmaline-Indicolite, medium in size host rock (quartz) with mica and blue tourmaline (vertical striations) uneven crystal divisions, major fracturing present, dull to vitreous luster, 7 on hardness scale, sodium lithium aluminum borate silicate or complex borosilicate Color: Blue | |
68 | 2006.15.0139 | Quartz var. Agate | Medium in size half of a "Thunderball Egg" type of agate, one polished face, host rock with chalcedony underneath (pink and orange) chalcedony (pearl white, blues, and yellow in middle) bands present in blue Color: Pink, Yellow | |
69 | 2006.15.0140 | Quartz var. Agate | Medium in size half of "Thunderball Egg" type of agate in host rock (orange, brown) with bands of chalcedony (white and translucent) with clusters of polished crystal formations (yellow,pink) one polished face, dull to vitreous luster, 7 on hardness scale Color: Orange, White | |
70 | 2006.15.0141 | Quartz var. Agate | Medium in size "Duothunderball Egg" type of agate, two separate thunderballs fuzed together, one polished face, bands of chalcedony (brown, blue, white, translucent) other half of host rock, crystals beneath the dark black-ish colored area, some smoothed over crystal formations along edges and up top near blue, dull to vitreous luster, 7 on hardness scale Color: Black, Blue | |
71 | 2006.15.0142 | Quartz var. Agate | Small in size half specimen "Thunderball Egg" type of agate, one polished face, gold and iron red colored specs and such inside rock with translucent swirls beneath, clusters look like damp powder, vitreous luster, 7 on hardness scale Color: Gold, Red | |
72 | 2006.15.0146 | Tourmaline Group | Medium in size host rock (mica primarly) with quartz and black tourmaline (vertical striations) uneven crystal divisions, major fractoring present, dull to vitreous luster, 7 on hardness scale, sodium lithium aluminum borate silicate or complex borosilicate Color: Gold, Black | |
73 | 2006.25.0112 | Quartz | Small in size "Smoky Quartz" crystal, one polished face, gray translucent, vitreous luster, 7 on hardness scale Color: Gray |