University of Northern Iowa

130-A24-3

Displaying 1 - 26 of 26
Catalog # Name Description
1 00.2.10.153.0004 Calcite Geode.
2 00.2.10.153.0005 Calcite Geode.
3 00.2.10.153.0007 Calcite Pirolitic geode.
4 00.2.10.154.0001 Calcite Calcite crystals in coal.
5 00.2.10.154.0004 Calcite Bituminous shale matrix; lined with dog-tooth spar.
6 00.2.10.157.0004 Calcite Carboniferous shale bearing dog-tooth spar; Catalog says 3 specimens.
7 00.2.10.158.0001 Calcite Crystals in coal material.
8 00.2.10.158.0005 Calcite With curved calcite crystals.
9 00.2.10.159.0002 Calcite Crystals on carboniferous limestone.
10 00.2.10.159.0004 Calcite Drusy iridescent calcite crystals on black limestone.
11 00.2.10.160.0006 Calcite Crystals on limestone.
12 00.2.10.160.0010 Calcite Dog-tooth spar.
13 00.2.10.165.0002 Calcite Pocket within calcareous tufa.
14 00.2.10.175.0002 Calcite From a seam of coal; Iron pyrite stain on one side.
15 00.2.10.177.0005 Calcite Limestone bearing calcite crystals.
16 00.2.10.177.0007 Calcite Carboniferous; Calcite crystals.
17 00.2.10.177.0008 Calcite Satin spar.
18 00.2.10.177.0009 Calcite Satin spar.
19 00.2.10.177.0011 Calcite None
20 00.2.13.500.0008 Calcite With iron disseminated, decomposed marcasite present
21 00.2.13.528.0007 Calcite Calcite. Dysaralite.
22 00.2.15.294.0003 Calcite Concretions; "From a layer just above ferrous sand running into blue Kansanan Clay, and west up into Iowa ten or more feet above it. Now a line of gravel which I had considered B. G. After a while this calcareous matter moves out and underated layers of for. sand takes its place."
23 00.2.15.304.0001 Calcite Concretion about a root
24 00.2.15.304.0003 Calcite Vein, in coal.
25 00.2.15.304.0004 Calcite Vein filling.
26 2006.15.0104 Calcite (with Hematite) Small in size piece of brown calcite with a light hematite coating (violet and iredescent color) with a cluster of dog-tooth spar calcite along inner edges of rock, vitreous metallic luster, 4.5 on hardness scale Color: Brown