1
Glow Carnelean!
0:31
2
Glow Plume Nugget!
0:31
3
Glow Plume Slab!
0:30
4
Glowing Plume!
0:35
5
Carnelean Glow!
0:37
6
Agate Glow!
0:46
7
Plume Glow!
0:39
8
Plume Agate with Brecciated Jasper!
0:30
9
Asteroid!
0:33
10
Interesting Botryoidal Formation!
0:41
11
Holy Jasper!
0:29
12
Goethite!
0:38
13
Carnelean!
0:27
14
Carnelean!
0:26
15
Plume chunk!
0:41
16
Slice O' Plume!
0:34
17
Alien Rock!
0:31
18
Plume Agate!
0:21
19
Plume Agate Chunk!
0:29
20
Slab o' Plume!
0:41
21
Dam Drivin'!
0:37
22
Lucky Peak Dam!
0:42
23
Quartz+!
0:21
24
Rockhounding at The Graveyard!
0:59
25
Graveyard Point Rockhunt!
0:59
26
Beautiful day at The Graveyard!
0:59
27
Whole & Broken Geodes!
0:58
28
Moss Agate Polish!
0:59
29
Geode Field!
0:59
30
Ammonite fossil!
1:06
31
Trilobite fossil!
0:53
32
Agate Drop!
0:59
33
Snowball geode!
0:58
34
Agatized wood!
0:58
35
Chert Chunk!
0:58
36
Petrified wood ball!
0:59
37
Plume Cut!
0:59
38
Jasper nugget cut!
0:58
39
Chert Chunk!
0:58
40
Agatized wood!
0:58
41
Ice Ice Baby!
0:59
42
Plume ball!
0:58
43
Opalized wood!
0:59
44
Beautiful!
0:59
45
Agate Cut!
0:59
46
Brecciated Jasper w/Chalcedony!
0:53
47
Petrified Bark Cut!
0:58
48
Grey dendrites!
0:56
49
Cuttin' the Basalt Ball!
0:58
50
Black plume!
0:58
51
Jumpin' Jasper!
0:58
52
Hot mess!
0:39
53
Agate Cut!
0:59
54
Chalcedony glow!
0:20
55
Botryoidal Chalcedony n' Jasper Glow!
0:28
56
Broken Thunderegg Cluster!
0:35
57
Sommer Camp Rd area!
0:43
58
Do you see the Cross?
0:34
59
Chalcedony n' Quartz Veins!
0:36
60
Half a thunderegg!
0:52
61
Brecciated Jasper!
0:40
62
Thunderegg Cluster w Common Opal!
0:41
63
Red Thunderegg Shard!
0:42
64
Iron rich formation!
0:40
65
Jasper!
0:25
66
Huntin' near the Gulch!
0:57
67
Opalene Gulch Area!
0:58
68
Huntin' the Gulch!
1:30
69
Beautiful day coming back from the Gulch!
2:57
70
Petrified wood!
0:30
71
A Cold Lake Lowell Rockhunt!
1:07
72
Lake Lowell Rockhunt?
1:56
73
Plume botryoidal chalcedony nugget!
3:03
74
Plume slice!
2:03
75
Botryoidal slice!
2:03
76
Plume agate inspection!
4:32
77
Plume flow!
2:13
78
Botryoidal Chalcedony Nugget!
1:51
79
Salmon Falls Creek Reservoir!
0:46
80
Playing with color!
0:50
81
Plume chunk glow!
1:13
82
Red dot glow slice!
0:49
83
Glow plume!
1:07
84
Carnelean Glow!
0:52
85
Jasper glow!
1:05
86
Glow Plume!
0:51
87
Thundercup glow!
0:53
88
Thunderegg glow!
0:50
89
Plume chunk glow!
0:52
90
Slab o' Plume Glow!
1:03
91
Glow chunk!
0:52
92
Plume agate glow!
0:54
93
Rabbit Springs Lava Flow!
0:49
94
Broken Geodes & Thundereggs!
1:49
95
Whole Thundereggs from Rabbit Springs Lava Flow!
1:18
96
Thunderegg Nest!
0:57
97
Snake River Canyon! (near the Evel Knieval jump)
0:23
98
The green caught my eye!
0:33
99
Square geode!
0:33
100
Big ol' chunk!
0:41
101
Beautiful dark opal!
0:31
102
Hot Botryoidal Mess!
0:51
103
Plume agate!
0:37
104
A Bit o' Honey Plume Agate!
0:35
105
Brecciated jasper!
0:33
106
Plume agate!
0:51
107
Alien egg!
0:40
108
Half of a geode!
0:36
109
It's curved!
0:39
110
Plume Agate!
0:36
111
Botryoidal formations!
0:32
112
Carnelian sandwich!
0:30
113
Broken geode!
0:33
114
This half survived Monther Nature!
0:30
115
Plume agate!
0:54
116
Beautiful Colors!
0:40
117
Jasper, Chalcedony, Opal & ???
0:52
118
Cool Banding!
0:40
119
Rockhunting at Graveyard Point!
1:06
Broken nodule!
0:30
121
Big Red!
0:29
122
Nodule with crystals!
0:30
123
Chalcedony or Opal!?
0:31
124
Quartz Nugget!
0:31
125
Crushed Thunderegg!
0:40
126
Tri-cluster of Thundereggs!
0:46
127
Big Green!
0:21
128
Chalcedony!
0:24
129
Boise River Rockhunting!
0:21
130
Lava Rock!
0:21
131
Carmel Chalcedony Nugget!
0:34
132
Cracked Up Quartz!
0:40
133
Cool Nodule!
0:38
134
Smooth as Glass!
0:34
135
Did you see the little X?
0:34
136
Pink Quartz!
0:37
137
Crisscross Iron Stained Quartz!
0:35
138
Tiny Thundereggs!
1:03
139
Clear/White Banding!
1:02
140
Circular Formation!
1:16
141
What's inside this Thunderegg?!?
1:14
142
Is it a Thunderegg?
0:54
143
Cross section cut!
1:02
144
Beautiful Colors!
1:09
145
Pink n' White Inside!
1:06
146
Alien Egg!
0:14
147
There's this!
0:21
148
Love the orange/yellow!
0:17
149
Interesting!
0:21
150
Chocolate!
0:26
151
Quartz and...
0:25
152
Cool Staining Pattern!
0:23
153
Beautiful Colors!
0:28
154
Now that's a big gash!
0:34
155
One 4 cuttin'!
0:35
156
This one got a swirley!
0:27
157
X marks the spot!
0:30
158
Beautiful Opal Glow!
0:37
159
160
161
Yellow Quartz Nugget!
0:35
162
The Orb!
0:32
164
165
166
Honeycomb Nodule!?
0:21
167
Mish Mash O' Minerals!
0:23
168
169
White Chalcedony!
0:26
170
Up Crane Creek!
0:25
171
Chunk of colors!
0:21
172
Red nodule of______?
0:14
173
Blood red!
0:16
174
175
Colorful banding!
0:25
176
Jasper? Chalcedony?
0:33
177
Asteroid!?!?
0:24
178
Honeycomb chunk!
0:31
179
Nice cut!
0:40
180
Agate nodule!
0:19
181
One to cut!
0:25
182
White botryoidal chalcedony?
0:22
183
Got a little cave in it!
0:27
184
Orangey!
0:20
185
Interesting form!
0:17
186
Agate w/Orange Chalcedony!
0:25
187
Smooth Shard!
0:22
188
Cool Banding!
0:24
189
Spud 2!
0:20
190
Nice Glow!
0:37
191
Half Glow!
0:37
192
Banded Glow!
0:33
193
Bright White!
0:54
194
Glow Blob!
0:54
195
Quartz and ?
0:16
196
Lil' bit of opal!
0:19
197
Should be a pretty glow! Stay tuned!
0:19
198
Yella Quartzite!
0:18
199
Beautiful Quartz!
0:16
200
Did you catch the silver flakes?
0:21

Broken nodule!

4 months ago
22

A nodule in geological terms refers to a small, irregularly rounded mass of a mineral or mineral aggregate that has a contrasting composition from the host rock in which it is found. Here are some characteristics and types of nodules:

Composition: Nodules can be composed of various minerals. Common examples include:
Concretions: Often made of minerals like calcium carbonate, iron oxide, or silica. They form by the precipitation of minerals around a nucleus (like a shell, bone, or other debris).
Chert Nodules: These are primarily made of microcrystalline quartz, silica, or opal, often found in limestone or chalk.
Manganese Nodules: Found on the ocean floor, these are rich in manganese and other metals like iron, nickel, copper, and cobalt.
Phosphorite Nodules: These contain high amounts of phosphate minerals, often found in marine sediments.
Formation:
Nodules generally form through diagenesis, the process where sediments are compacted and cemented into rock. The minerals precipitate out of solution around a nucleus, growing over time.
They can also form due to chemical reactions in the sediment or rock, often under conditions where there is a change in the chemistry of the surrounding environment.
Appearance: Nodules are typically hard, with a more or less spherical or elliptical shape, but they can be quite irregular. They often have a smooth surface and might be colored differently from the surrounding rock due to their different mineral composition.
Geological Context: Nodules can occur in various rock types, including sedimentary rocks like limestone, shale, and sandstone. They are particularly common in marine deposits where conditions are favorable for the precipitation of minerals.
When discussing nodules, it's important to specify the type because "nodule" is more a description of form and occurrence rather than a specific rock or mineral type. If you have a specific nodule in mind or find one, examining its composition and the context in which it's found will help in identifying what kind of nodule it is.

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