University of Northern Iowa

Silicates (Tectosilicates)

Displaying 101 - 150 of 485
Catalog # Name Description
101 00.2.5.104.0011 Quartz Crystals of milky quartz..
102 00.2.5.105.0001 Quartz Smoky quartz crystals.
103 00.2.5.105.0002 Quartz Dull quartz crystals.
104 00.2.5.105.0004 Quartz Quartz crystals.
105 00.2.5.105.0005 Quartz Smoky quartz.
106 00.2.5.105.0006 Quartz, smoky Smoky quartz
107 00.2.5.105.0007 Quartz Crystals of smoky quartz Cairngorm stone. Dull.
108 00.2.5.105.0008 Quartz Smoky, greasy and crystal quartz.
109 00.2.5.105.0009 Quartz, smoky Smoky quartz.
110 00.2.5.105.0010 Quartz, smoky Smoky quartz.
111 00.2.5.105.0011 Quartz Smoky quartz.
112 00.2.5.105.0012 Quartz, smoky Smoky.
113 00.2.5.106.0002 Quartz Smoky quartz crystals.
114 00.2.5.106.0003 Quartz Glass quartz.
115 00.2.5.106.0008 Quartz, amethyst Color: PR, BR Quartz, amethyst image
116 00.2.5.106.0009 Quartz, amethyst Crystals.
117 00.2.5.106.0011 Quartz, amethyst Crystals.
118 00.2.5.106.0012 Quartz, amethyst Crystals.
119 00.2.5.106.0013 Quartz, amethyst Crystal.
120 00.2.5.106.0014 Quartz, amethyst Crystal.
121 00.2.5.107.0001 Quartz, geode Fragment.
122 00.2.5.107.0004 Quartz, geode Contains crystals of quartz and calcite.
123 00.2.5.107.0006 Quartz, geode Fragment.
124 00.2.5.107.0007 Quartz, geode Quartz.
125 00.2.5.108.0002 Quartz, geode None
126 00.2.5.108.0005 Quartz, geode From geode beds.
127 00.2.5.108.0007 Quartz, geode Fragments.
128 00.2.5.109.0002 Quartz, geode None
129 00.2.5.109.0005 Quartz Druzy crystals (with iridescent plains?)
130 00.2.5.109.0006 Quartz, geode Quartz.
131 00.2.5.110.0002 Quartz Geode.
132 00.2.5.110.0003 Quartz None
133 00.2.5.110.0005 Quartz Crystals.
134 00.2.5.112.0002 Quartz, geode Fragment.
135 00.2.5.112.0004 Quartz None
136 00.2.5.112.0006 Quartz Botryoidal surface.
137 00.2.5.112.0007 Quartz With crystals of quartz.
138 00.2.5.112.0010 Quartz With pyrite.
139 00.2.5.112.0014 Quartz Acicular secondary quartz crystals with pyrite crystals.
140 00.2.5.113.0013 Quartz Quartz-wood agate.
141 00.2.5.115.0002 Quartz Quartz-chalcedony.
142 00.2.5.131.0006 Quartz var. Agate (Silica group) Agate-like chaldeconyin crystal quartz.
143 00.2.5.132.0002 Quartz, geode None
144 00.2.5.135.0001 Quartz Crystals of SiO2.
145 00.2.5.135.0003 Quartz Quartz pebbles.
146 00.2.5.135.0004 Quartz, geode None
147 00.2.5.137.0003 Chabazite None
148 00.2.5.137.0012 Quartz, var. opal Var. hyalite.
149 00.2.5.138.0001 Mesolite None
150 00.2.5.138.0003 Quartz Var. plasm.