Geologists have long been challenged to explain how geodes, those mysterious spherical rocks, are formed. Geodes are a variable phenomenon, which means that they may be created in various different ways. The term geode is derived from the Greek word Geoides which means earthlike..A geode is a round rock which contains a hollow cavity lined with crystals. Rocks which are completely filled with small compact crystal formations such as agate, jasper or chalcedony are called nodules.The only difference between a geode and a nodule is that a geode has a hollow cavity, and a nodule is solid.eologists have long been challenged to explain how geodes, those mysterious spherical rocks, are formed. Geodes are a variable phenomenon, which means that they may be created in various different ways. The term geode is derived from the Greek word Geoides which means earthlike..
For 2015, you can contribute the maximum $5,500 to a Roth IRA ($6,500 if you are age 50 or older by the end of the year) if you are single or the single head of a household and your modified adjusted gross income (MAGI) is less than $164,000.
This amount could help you determine how much to contribute each month so that you can maximize your contributions and take advantage of the benefits associated with the Roth IRA. The contribution limit for a Roth IRA retirement account is $5,000 per year currently in 2009.This amount is based on the fact that you have a source of earned income and that you are under the age of 50. As long as you are eligible to make contributions, you can contribute up to the $5,000 each year.If you happen to be over 50 years of age, you are allowed an additional $1,000, bringing the annual total to $6,000. This additional amount is considered catch-up contributions.his is a number that reflects how much money you can earn each year and still remain eligible to make contributions to your account. In 2009, the adjusted gross income amount is $166,000 per year for married couples and $105,000 for those who file as a single.