Columbia area, Howard Co., Maryland, USA

ref.: Minerals of the Washington, D.C. Area

In construction and excavations in the area.

Areas include: Faulkner Ridge, and Bryant Ridge Elementary School, Thunder Hill, and Dag Hammarskjold College.

Mineral List:

	Limonite

	Quartz var: Amethyst

	Quartz var: Rock Crystal

	var: Rutilated Quartz

	Quartz var: Smoky Quartz

5 entries listed.

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Copyright © Jolyon & Ida Ralph 1993-2008. Jobs in Maryland, USA Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register.