GCA: Geochimica et Cosmochimica Acta

(24 issues/yr)

Geochimica et Cosmochimica Acta (GCA), is sponsored by the Geochemical Society and the Meteoritical Society and is published by Elsevier Science Ltd. Dr. Frank Podosek (Washington University in St. Louis) has been the Executive Editor since 2000.

GCA welcomes unsolicited original scientific contributions within its scope of geochemistry and cosmochemistry. For information about editorial staff and policies, and information and guidelines regarding scientific contributions, please consult the GCA Editorial Website.

Members of the Geochemical Society and Meteoritical Society may purchase a personal hardcopy subscription to GCA at an exclusive members-only rate. Institutional subscriptions must be purchased through Elsevier Science.

Damaged or Missing Issues

If your subscription issue did not arrive or was destroyed during delivery, please send an email indicating which issues need to back ordered to gsoffice@geochemsoc.org. Back issue orders are submitted to Elsevier and take about 8-10 weeks to fill.

Mid-year or Multi-year Subscriptions

Subscription to GCA is calendar year. If you start your subscription in the middle of the year, a back issue order will be submitted for your missed issues from that year (e.g. if you started with v.72 issue 9, a back issue order will be submitted for v.72 issues 1-8, and your subscription will end with v.72 issue 24.). If your subscription has lapsed for more than a year or you wish to purchase previous years you may by paying the full cost (subscription and GS membership). Contact Seth Davis at seth.davis@geochemsoc.org to arrange this. Up to two previous years are available (e.g. in 2008, issues back to January 2006 are available).

Online Access Activation

If you have purchased online access you may register your account follow these three steps:

Go to https://cs.sciencedirect.com/activate/gca/gs
Enter your Membership Number and click on [Submit]. (contact Seth Davis if you do not know your membership number)
Set up your user profile.

You will be asked to fill out a form and choose a password. A username will be assigned. Both username and password will be case sensitive.

Note - please do NOT use special characters, such as ö, é, or æ when entering your personal details into the profile form. Upon submitting your registration, you will be directed to the page where you may view the journal.

After Registration: After registration, you will receive an e-mail giving you your username. For future visits, you can directly log in with your new username and password.

Note that you MUST login to Science Direct using your username and password through this gateway URL: http://www.sciencedirect.com/gca. Bookmark it for easy reference because other Science Direct gateway URLs will not work.

Access includes full texts of GCA articles published from 1995 to date, and also access to abstracts to articles published before 1995. Note that member access differs from institutional access in that member access is portable: Once registered, it can access GCA from anywhere, not just from a selected range of IP numbers.

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