Metadata Object Description Schema (MODS) came from the Library of Congress' Network Development and MARC Standards Office as a method to record descriptions. It can be used for a variety of applications and has more elements than Dublin Core, more information can be found here

These are the elements that Starter Edition Supports and guidelines for their use, none are mandatory and you can use as many or as few as required:

Identifier: contains a unique standard number or code that distinctively identifies a resource.

Origin: information about the origin of the resource.

Record Creation Date: Date the record was created

Description Standard: Rules/conditions (protocols used for description)

Title: the title normally used when citing the resource.

Creator Name: the name of a person, organization, or event (conference, meeting, etc.) associated in some way with the resource.

Type of Resource: a term that specifies the characteristics and general type of content of the resource.

Date Created:  the date of creation of the resource.

Date Accumulated: the date of accumulation of the resource.

Language: the language in which the content of a resource is expressed.

Extent and Media: the measured units making up the part, such as pages, minutes, etc. and the media type

Physical Form: a designation of a particular physical presentation of a resource.

System of Arrangement: how the resource is arranged.

Conditions Governing Access: information about restrictions imposed on access to a resource.

Conditions Governing Reproduction: information about restrictions imposed on reproduction of a resource.

Scope and Content: a summary of the scope and content of the resource.

Other Finding Aids: information about finding aids for this resource.

Location of the Original: information concerning an original form of the resource.

Alternative Form Available: is an alternative form of the resource available.

Material Reference: information concerning related records.

Referencing Material:  information concerning related records.

Biography or History: administrative and biographical history.

Custodial History: archival history.

Acquisition Information: the immediate source of acquisition.

Appraisal Information: information on appraisal, destruction and scheduling.

Accrual Information: information on accrual status, quantity and history.

Bibliography: bibliographic notes.

Other Descriptive Data: descriptive notes.

Processing Information: archivists notes.