Field Guide: Mother Lode Geology South

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This 3 day field conference examines the mines, geology and mining history between Maricopa and Jackson. There will be a Friday Evening Lecture Series in Mariposa History Center at the 7:00 9:00 p.m. Saturday's trip will be from Mariposa through Hornitos, La Grange and Coulterville to Jamestown. There is a Saturday Evening Lecture Series at the Tuolumne History Center is Sonora 7:00-8:30 pm. The Sunday tour starts in Columbia State Park and features a underground tour of the Hidden Treasure Mine. We have a second underground tour at Sutter Creek. This tour ends at the Kennedy Mine in Jackson. The cost of this field trip is $100 for the three days and includes admissions to all museums and mine tours.

Make checks for this field trip payable to "Mother Lode", and forward to Gregg Wilkerson, 7005 Hooper Ave., Bakersfield, CA 93308. Camping or motels are available near our evening destinations.

Field Guide

Mariposa to Jackson (25 mb)

Geology Maps

 Index to Geology Maps

 1 Catheys Valley to Moccasin Peak (20mb)
2 Moccasin Peak to Fourth Crossing (7mb)
3 Jamestown to Mokelumne Hill (7mb)
4 San Andreas to Sutter Creek (7.6mb)

Route Maps
(11 x 17 inches - 2mb to 4mb)

Index to Route Maps

1-a Mariposa to Mt. Bullion
1-b South of Mariposa to Cathys Valley
1-c Catheys Valley to Blue Lead Mine
1-d Blue Lead Mine to Hornitos
1-e Hornitos to Merced Falls
1-f Merced Falls to Snelling
1-g Snelling to Tuolumne dredge
1-h Tuolumne Dredge to Four Corners
1-i Four Corners to Granite Springs
1-j Granite Springs to Coulterville
2 Mt. Bullion to Trabucco Gardens
3-a Trabucco Gardens to Bagby
3-b Bear Valley to Hornitos
4 Bagby to Virginia Mine
5 Virginia Mine to Coulterville
6 Coulterville to McAlpine Mine
7-a McAlpine Mine to Moccasin Reservoir
7-b Moccasin Reservoir to Groveland
8 Moccasin Reservoir to Moffit's Bridge
9 Moffits Bridge to Chinese Camp
10 Chinese Camp to Ohio Diggins
11-a Ohio Diggins to Jamestown
11-b1 Quartz Hill to Morgan Chapel
11-b2 Wards Ferry and Morgan Chapel
11-b3 North of Morgan Chapel to Sonora
11-c1 South of Jamestown to Ward Ranch
11-c2 Ward Ranch to Calaveras Asbestos
11-c3 Calaveras Asbestos to Copperopolis
11-c4 Copperopolis to Royal Mtn. King
11-c5 Royal Mtn. King to Pool Station
11-c6 Pool Station to Champion mine
11-c7 Champion Mine to Altaville
12-a North Jamestown to Columbia
12-b Columbia to Angels Camp
13 Columbia to Moaning Caverns
14 Moaning Caverns to Camp 9 Quarry
15 Vallecito to Pierano Quarry
16 Vallecito to San Andreas
17 Angel's Camp to Robinsons Ferry
18 Angel's Camp to Fourth Crossing
19 Fourth Crossing to South of San Andreas
20-a San Andreas
20-b Central Hill to Valley Springs
20-c Valley Springs to Penn Mine
21 San Andreas to Chile Gulch
22 Chile Gulch to Jackson
23-a Jackson to Sutter Creek
23-b Sutter Creek to Volcano
23-c Volcano
23-d Jackson to South of Volcano