A gemstone or gem, also called a precious or semi-precious stone, is a piece of attractive mineral, which ? when cut and polished ? is used to make jewelry or other adornments ...
http://en.wikipedia.org/wiki/Gemstone

Offers GemStone and GemFire, distributed shared-memory OODBs with caching and (relational) data integration for Java, C++, and Smalltalk.
http://www.gemstone.com/

GemStone IV is a text-based role-playing game (often known as a MUD) produced by Simutronics. Players control characters in a High Fantasy game world named "Elanthia.
http://en.wikipedia.org/wiki/Gemstone_IV

GLASS: Web application development using GemStone/S and Seaside ... What is GLASS? GLASS ? G emStone, L inux, A pache, S easide, and S malltalk ? provides a powerful new way to ...
http://smalltalk.gemstone.com/

ICA - International Colored Gemstone Association ... Best in Show Goes to Best in Color at Emmys 60th Annual Emmy Awards 2008
http://www.gemstone.org/