California
Sources:
- Berkeley Hills (Hinkle Park)
- China Lake
- Lead Pipe Springs
- other beds
- Fort Irwin (transitionals)
- Gold Basin
- Hackberry Wash
- Hot Creek
- Lone Hill
- Newberry Springs
- Opal Mountain (near Barstow)
- Flat Bed (transitionals)
- Paso Robles Hwy 46 road digs
- Templeton
- Tin Can Alley, Mule Canyon (transitionals)
- Tranquillon Peak / Jalama Beach
- Van Winkle Mountain (transitionals)
- Vontrigger Springs
China Lake "Lead Pipe Springs"
size: 7,6 x 7,6 / 7,1 x 6,3 / 8,0 x 6,9 cm
Those three slices/end cuts are from the Lead Pipe Springs Bed at the China Lake deposit. All are rough cut and the first one has it's natural 'rough cut' color.
Fort Irvin (transitionals)
size:
A huge half of a so called 'transitional egg' from Fort Irvin.
Gold Basin
size: 94x76 mm
Very interesting thundereggs are from the source called Gold Basin. The matrix has a touch of Wiley's Well teggs but is often ruined. This specimen shows some nice bright red jasper filling.
size: 68x60 mm
Another Gold Basin thunderegg with quartz and smokey quartz filling.
Highway 46 (aka. Paso Robles)
The Paso Robles Highway 46 road digs produced the so called Highway 46 thundereggs. The location is not far south from the Black Mountain. The roadcut locality is half way between Paso Robles and Cambria. The eggs are in the Cambria Felsite (a rhyolite).
size: 67x38 mm
One of the typical not that rare thunderegg from Hwy46. The colors are typically greenish-blue. The matrix a bit fuzzy greyish-blue.
Lone Hill
size: 48x51 mm
Very rare Lone Hill thunderegg from California (extinct loc.). Missing a part of matrix bottom left but still an unique lithophysae with botrioyidal chalcedony in the cavity
Opal Mt. "Flat Bed" (transitionals)
size: 10,1 x 4,6
This is an transitional egg coming from the Flat Bed (not quite sure) at the Opal Mountain near Barstow.
Wiley's Well area
Sources:
- Beal's Well
- Black Agate Mine
- Black Hills Beds
- Bradshaw Trail Bed (extinct?)
- Cinnamon Bowl bed
- Hauser Beds (several varieties)
- Hauser Wash
- Middle Hauser bed
- Southern Hauser bed
- Hidden Saddle bed
- Midway Well
- Mud bed
- Potato Patch bed
- Potato Patch east bed
- Rainey's Well
- Road's End
- Star bed
- Straw bed
- Tom's Bed
- Turkeytail #1
- Turkeytail #2
- Turtle Rocks
Black Agate Mine
size: 7,0 x 5,0 cm
This turkey tail egg is from the Black Agate Mine in the Wiley's Well area.
Black Hills Beds
size:
A large dark thunderegg with a great core from the Black Hills location in the Wiley's Well area (Imperial Co.).
Cinnamon Bowl Bed
size: 78x70 mm
This rarely seen sub-location brought up some intersting patterned t-eggs. Here you can see some dark blue banding surround a cavity with rock crystals and maybe weathered haematite.
Hauser Beds
size:
A larger egg from the Hauser Bed in the Wiley's Well Area. Nice blue fortification agate and some moss like structures.
size:
Another blue thunderegg from the Hauser Wash, one of the Hauser locations in the Wiley's Well area. Now with a nice crystal druze and lovely star-shaped banding.
size:
A large thunderegg with a blue level banded agate core from the Middle Beds of the Hauser location in the Wiley's Well area.
size:
A really fantastic level banded blueish thunderegg with opal filling from the Southern Beds of the Hauser locations in the Wiley's Well area.
Hidden Saddle Bed
size:
A small thunderegg from the Hidden Saddle location in the Wiley's Well area.
Potato Patch Bed
size:
A small rectangle thunderegg with level banding from the Potato Patch location in the Wiley's Well area.
Potato Patch East Bed
size: 5,6 x 6,0 cm
A typical dark filled and red matrix egg from the East bed of the Potato Patch.
Rainey's Well
size:
A nearly mudball filled thunderegg with small crystal inclusions all over the mnatrix and the 'core'. It's from the Rainey's Well location in the Wiley's Well area.
Road's End
size:
Two neat halfs of a thunderegg from the Road's End location in the Wiley's Well area.
Star Bed
size:
A great small egg with some leveled opal filling and a nice blue agate rim of the core coming from the Star Bed location in the Wiley's Well area.
Tom's Bed
size: 120x97 mm
This specimen comes from the rarely seen Tom's Bed in the Wiley's Well area, California. Interesting large cavity with yellowish botryoidal chalcedony on the right and blueish agate on the
left.
Turkeytail Bed #1
size:
One Wiley's Well thunderegg from the Turkeytail Beds (here #1). Shows some nice visible level tiltage.