This Rockhounding Adventure is at Davis Creek California where Jaws Jr take us all to the Middle Fork of Davis creek to collect some rainbow obsidian!Music C. Adobe reader free download for windows 10. Andesite is a gray to black volcanic rock with between about 52 and 63 weight percent silica (SiO2). Andesites contain crystals composed primarily of plagioclase feldspar and one or more of the minerals pyroxene (clinopyroxene and orthopyroxene) and lesser amounts of hornblende. Input ONLY the TOWNSHIP, RANGE, SECTION, QUARTER-QUARTER SECTION QUARTER SECTION (you can get this from here) (for example Township = 01N, Range = 01E, Section = 1, Quarter-Quarter Section = NE, Quarter-Section = NE). Obsidian Needles Mine is a rockhounding spot on North Fork Davis Creek in Modoc National Forest, Great Basin, CA. View a map of this area and more on Natural Atlas.
by Gail A. Butler
Davis Creek Obsidian California
Davis Creek Rainbow Obsidian
Description Davis Creek Rainbow Obsidian, Large Flat rate box completely full, I will put in larger pieces and then pack smaller pieces around them until the box is completely full. Approx 35-45 lbs.
'A complete guide to finding, collecting, and preparing the state's gems and minerals!' This book is a 6' x 9' paperback with 228 pages full of descriptions, maps and photos. Second edition.Rockhounding California | |
Acknowledgments | |
Preface | xi |
Introduction | |
The Landscape | 1 |
Earthquake Country | |
Sites to See | 6 |
California Wildlife | |
Desert Travel | 10 |
California's Mineral Highlights | |
Legends and Lore of Gems and Minerals | 14 |
Rockhound's Vocabulary | |
Rockhound Rules | 18 |
Rockhound Access to Commercial Mines | |
How to Use This Guide | 22 |
Map Legend | |
Rockhounding Sites in Southern California | |
1. Fire Agate at Opal Hill Mine | 25 |
2. Pebble Terrace | |
3. Black and Paisley Agate | 30 |
4. Crystal-Filled Amygdules | |
5. Hauser Geode Beds | 36 |
6. Psilomelane Near Wileys Well | |
7. Chalcedony Rose Garden and Grossular Crystals at Augustine Pass | 42 |
8. Chuckwalla Well Agate and Jasper | |
9. Psilomelane at Arlington Mine | 46 |
10. Orocopia Bloodstone | |
11. Orocopia Fluorspar | 51 |
12. Big River Botryoidal Chalcedony with Drusy Quartz, Jasper, and Agate | |
13. Turtle Mountains Snowy Chalcedony Roses | 56 |
14. Lake Havasu Agate | |
15. Dendritic White Opalite at Goffs | 61 |
16. Danby Opalite and Agate | |
17. Fossil Trilobites and Marble at Cadiz | 66 |
18. Marble Mountains Garnet and Hematite | |
19. Kelbaker Road Nodules and Chalcedony | 70 |
20. Providence Mountains Iron Minerals | |
21. Old Camp Carnelian and Chalcedony Roses | 74 |
22. Ludlow Gems | |
23. West of Ludlow Chalcedony, Calcite, and More | 79 |
24. Hector Agates and Jasper | |
25. Pisgah Crater Volcanic Adventure | 84 |
26. Lavic Siding Jasper and Agate | |
27. West of Hector Blue Chalcedony, Jasper, and Agate | 89 |
28. Newberry Nodules | |
29. Orbicular Rhyolite at Grandview Mine | 93 |
30. Marble Quarry off Stoddard Wells Road | |
31. Opal Mountain Opal and Agate | 98 |
32. Onyx and Borate Minerals in Mule Canyon | |
33. Hilltop Agate and Jasper at Mineola Road | 104 |
34. Alvord Mine Copper Minerals and Calcite | |
35. Field Road Agates | 108 |
36. Afton Canyon Collectibles | |
37. Turquoise at Old Toltec Mine | 114 |
38. Clark Mountain Copper and Lead Minerals | |
39. Old Zabriskie Station Precious Opal | 118 |
40. Sperry Wash Fossils, Petrified Wood, and Agate | |
41. Gem Hill Agate, Rhyolite, and Common Opal | 123 |
42. San Gabriel River Gold | |
43. Wrightwood Actinolite | 129 |
44. In-Ko-Pah Asterated Quartz and Moonstone Feldspar | |
45. Coyote Mountains Fossils and More | 133 |
Rockhounding Sites in Coastal California | |
46. Patrick's Point Beach Agates | 135 |
47. Agate Beach Jasper, Agate, and Petrified Wood | |
48. Beach-Washed Jade and Actinolite at Jade Cove | 140 |
49. Moonstone Beach | |
50. Jalama Beach Agate and Marcasite | 146 |
51. Gaviota Beach Minerals | |
52. Southern Coast Beachcombing | 151 |
53. Palos Verdes Beach Barite Crystals | |
Rockhounding Sites in Northern California | |
54. Anderson Lake Agate and Jasper | |
55. Mother Lode Mariposite | 158 |
56. Eureka Valley Smoky Quartz Crystals | |
57. Peterson Mountain Quartz Crystals | 163 |
58. Antelope Lake Rose Quartz | |
59. Taylorville Fossils | 169 |
60. Buck's Lake Serpentine | |
61. Pulga Californite in Serpentine | 173 |
62. Feather River Gold | |
63. Feather River Serpentine | 177 |
64. Willard Creek Agate and Jasper | |
65. Susanville Agates and Petrified Wood | 181 |
66. Cedarville Petrified Wood | |
67. Davis Creek Obsidian Varieties | 187 |
68. Lassen Creek Rainbow and Green-Sheen Obsidian | |
69. Shasta Area Copper Minerals | 194 |
70. Eel River Jade and Crocidolite | |
71. Colorful Jasper and Jade Near Covelo | 198 |
72. Hearst Collectibles | |
73. Black Butte Reservoir Showy Jasper | 202 |
74. Goat Mountain Moss Agate | |
Appendix A: Sources Used for This Guide | |
Appendix B: Further Reading and Information | 209 |
Appendix C: Rockhound Clubs and Organizations | |
Index | 219 |
About the Author | |
About the California Federation of Mineralogical Societies | 228 |