Photomicrographs - North Tejon Field (5 photos)

Well: BW 348

FRAME I -10. Vedder sandstone from Tejon North field (Reserve BW 348, 11552-62'). Note laumontite cement and partial replacement of plagiociase (bottom center) and hornblende enclosed by laumontite with relict clay rim (lower right). Note andesitic rock fragment in upper left. Field of view 1.05mm. Crossed Nicols.

FRAME 1-11. Vedder sandstone from Tejon North field (Reserve BW 348, 11552-62'). Note optically continuous laumontite cement and partial replacement of plaglociase (right center). Field of view 1.05mm. Crossed Nicols.

FRAME 1-12. Vedder sandstone from Tejon North field (Reserve BW 348, 11552-62'). Note abundant volcanic and hypabyssal rock fragments (center) and patches of laumontite cement (lower right). Field of view 2.lmm. Crossed Nicols.

FRAME 1-13. Vedder sandstone from Tejon North field (Reserve BW 348, 11552-62'). Note clay rims formed prior to laumontite cement (top center). Field of view 2.lmm. Crossed Nicols.

FRAME T-IA. Vedder sandstone from Tejon North field (Reserve BW 348, 11552-62'). Note optically continuous laumontite cement and partial replacement of plagiociase (top center). Note partially replaced? hornblende (yellowbrown) and remnant clay rim preserved within laumontite. Field of view 1.05mm. Crossed Nicols.