co2 sublimation caught on sol107?

Opportunity appears to have caught something erupting out of the ground in sol107:

are these co2 sublimation vents?

the two frames captured are

http://mars.lyleresearch.com/imagery/1P137691267EFF2222P2363L7M1.JPG.html

http://mars.lyleresearch.com/imagery/1P137691267EFF2222P2363R1M1.JPG.html

Also caught some frames in sol123 at http://mars.lyleresearch.com/bysol/1-0123.html

at 10:15:15, 10:25:45 and 10:26:16

Are those not the reflections of the heat shield?

yes that could be. looks like reflection of a shiny object too. *solved*

Yes I think you're right! *solved*.