Curious about the earth's 4000+ minerals?

Interested in how they formed?

So are we!

MSDC PURPOSE – to promote interest in mineralogy, geology, and related earth sciences, and to encourage mineral collecting.

MEMBERS – from curious novices to expert geologists. We’re a friendly group, happy to have you visit anytime.

FIELD TRIPS – fun ways to learn & collect. See Field Trips tab.

AWARD-WINNING NEWSLETTER – often with award-winning articles by members. See Newsletters tab.

ORIGIN – founded as a not-for-profit organization in 1942 by members who included Smithsonian mineralogists.

NETWORKS – MSDC is a founding member of the Eastern Federation of Mineralogical and Lapidary Societies, and a member of the American Federation of Mineralogical Societies. We value our collaboration with other clubs. Many members belong to multiple clubs.

Admiring a mineral at a meeting

MEETINGS – monthly at the Smithsonian Natural History Museum.

Great presenters – Smithsonian scientists, USGS geologists, field collectors, expert members, university profs, etc. Sample past topics at bottom of Calendar page.

Time for socializing and sharing your finds – door prizes – more.

First Wednesday of each month except July and August. December date may vary.

Be in museum lobby at Constitution Avenue and 10th Street NW before 7:45 p.m. so security officers can take us to the meeting room.

Metro (Federal Triangle station - Blue/Orange line) and on-street parking (ask for tips).

Next meeting - See below on this page..

Examples of past programs - Scroll to the bottom of our Calendar.

JOINING – annual dues $20 per person, $25 per family. Join at a meeting or mail us your membership form and check.

OFFICERS – David Nanney (president), David Hennessy (vice president), Andy Thompson (secretary and Eastern Federation liaison), John Weider (treasurer), Yury Kalish (officer), Steve Johnson (newsletter editor), Ed Fisher (hospitality), Casper Voogt and Betty Thompson (website managers).

New rockhound? Collector? Learner or expert about minerals and geology?

For your calendar:

Next MSDC MEETING – Wed., Sept. 7. Program topic will be announced later in the summer. Let us know (email thompson01 at erols dot com) if you want to join us for dinner beforehand at 6 pm at the nearby Elephant and Castle Restaurant, a 2-block walk from the Smithsonian Natural History Museum. Or just be in the Natural History Museum lobby at 10th and Constitution Avenue NW, Washington, DC, by 7:30 pm so that a security officer can lead us to the meeting room.

Other summer highlights (more on Calendar page):

July 15-17 - Golden, CO - 2nd Eugene Foord Pegmatite Symposium. For professionals, amateurs, and students. Two full days of talks, July 15-17, followed by two days of field trips. Sponsored by the Colorodo School of Mines Geology Museum, the Colorado chapter of the Friends of MIneralogy, and the Denver Region Exploration Geologists.

July 30-31, South Burlington, VT - Burlington Gem and Mineral Club sponsors the 37th Annual Champlain Valley Gem, Mineral & Fossil Show, Tuttle Middle School, 500 Dorset St., South Burlington, Vermont.  Dealers, exhibits, lectures, demonstrations, children's activities, silent auctions, door prizes, refreshments, free parking.  Sat. & Sun., 10AM-5PM.

July 30-31, Cutchogue, NY - Long Island Mineral & Geology Society sponsors the 35th Annual Gem, Mineral & Jewelry Show. Jewelry, Minerals, Gems, Fossils, Beads, Geodes. Sat. & Sun., 10AM-5PM.


More at Calendar-Meetings tab.

Opportunity! – Help scientists search for 145 carbon-bearing minerals! They're relying on us, the mineral-collecting community. For real.

CONTACT  US anytime at thompson01 at erols dot com.

MSDC is based in Washington, DC, and is convenient to the Maryland and Virginia suburbs.