shale.info
"Shale is a fine-grained sedimentary rock whose original constituents were clays or muds..."
wiki
6,030,000 google returns
55,300 google images
OVT:
2848 barnett shale
1463 shale
1386 mark shale
982 oil shale
779 burgess shale
559 general shale brick
557 wonderful life the burgess shale and the nature of history
399 general shale
383 fayetteville shale
317 shale rocks
240 fayetteville shale play
146 shale shaker
124 woodford shale
104 barnett shale map
Any thoughts on value?
"Shale is a fine-grained sedimentary rock whose original constituents were clays or muds..."
wiki
6,030,000 google returns
55,300 google images
OVT:
2848 barnett shale
1463 shale
1386 mark shale
982 oil shale
779 burgess shale
559 general shale brick
557 wonderful life the burgess shale and the nature of history
399 general shale
383 fayetteville shale
317 shale rocks
240 fayetteville shale play
146 shale shaker
124 woodford shale
104 barnett shale map
Any thoughts on value?
