Block mountains are caused by faults in the crust: a plane where rocks have moved past each other. When rocks on one side of a fault rise relative to the other, it can form a mountain. The uplifted blocks are block mountains or horsts. The intervening dropped blocks are termed graben: these can be small or form extensive rift valley systems.
â The annual fee of the credit card was nothing, so the individual committed to paying the card off each month, and enjoyed the card.
How the Annual Fee Is Charged. The annual fee might be a one-time charge on your credit card during a specific month of the year, usually around your card's anniversary or at the beginning of the calendar year. Or, the annual fee may be divided up and assessed monthly. It's more common for cards to charge the annual fee once a year.