June 2013 Newsletter
Transcription
June 2013 Newsletter
THE GOLDEN NUGGET 13-06 JUNE, 2013 MONTGOMERY GEM & MINERAL SOCIETY PROGRAM CORNER When: Where: Time: What: June 13, 2013 1751 Congressman William L. Dickinson Drive, Montgomery, AL 36109 7:00 P M SURPRISE TOPIC REFRESHMENTS Drinks: Amy McClellan Snacks: David McDade Please remember to bring paper plates, napkins, and cups. Ice is available at the community center. It is your responsibility to find another member to substitute in the event you are unable to fulfill a month for which you signed up. List for remainder of the year: drinks JUL 11 AUG 8 SEP 12 OCT 10 NOV 14 MIKE BERKMAN DAVID SHERROD BILLY ERIC NEESE DAN WOODS JEANETTE RITCH snacks LINDA GRIEBEL MORNING SHERROD BONNIE & TOMMY SHANKS BETTY STEVENS VALYNN HELMS HAPPY JUNE BIRTHDAY 4 Becky Fetzer 4Tim Herbert 6 Mary Belmont 8 Elizabeth Neese 9 Tommy Shanks 19 M. Phyllis Dice 20 Christie Kirkland 21 John Willard 24 Terry Fetzer 24 Lisa Morrow 28 Frank Rowell 28 Gerald Threadgill ROCKHOUNDING (COURTESY OF WIKIPEDIA) The first amateur geologists were prospectors looking for valuable minerals and gemstones for commercial purposes. Eventually, however, more and more people have been drawn to amateur geology for recreational purposes, mainly for the beauty that rocks and minerals provide. One reason for the rise in popularity of amateur geology is that a collection can begin by simply picking up a rock. There are also many clubs and groups that search for specimens and compare them in groups as a hobby. Information on where to find such groups can be found at libraries, bookstores, and "gem and mineral shows". Tourist information centers and small-town chambers of commerce can also supply valuable local information. The Internet can also be a useful search tool as it can help find other amateur geologists. The amateur geologist's principal piece of equipment is the geologist's hammer. This is a small tool with a pick-like point on one end, and a flat hammer on the other. The hammer end is for breaking rocks, and the pick end is mainly used for prying and digging into crevices. The pick end of most rock hammers can dull quickly if struck onto bare rock. Rock collectors may also bring a sledgehammer to break hard rocks. Good places for a collector to look are quarries, road cuts, rocky hills and mountains, and streams. Presidents article not received by time of printing 1 CORRECTION: In last month’s issue, one member’s name was missing from the list of attendees at the LaGrange Field trip: Valynn Helms did attend that event. Inside this issue: Program Corner Birthdays President’s Message 1 Get to Know Board Member Meeting Minutes 2 THANK YOU, DAVID 2 Field Trippin’ Eliminating Flats Fire Agate 3 Collecting Selenite Books on Finding Gems 4 Reminders Welcome New Members Links 5 Club Information 6 Page 2 THE GOLDEN NUGGET GET TO KNOW YOUR 2013 BOARD MEMBER JAMES P. ANDERSON I am a retired Alabama state worker. I guess I have done a lot of things in my life and one of them is to have developed an interest in gems, minerals and such. That includes my being a member of the Dothan Gem and Mineral Society. I have not been very active in that interest lately, especially in the last few years. But my wife, Betty, suggested that we take a look at the club here and some interest has been rekindled and so we joined the club and in 2013, I was invited to become a board member. Outside of family, I guess my strongest current interest is in the sport of Hang Gliding. Be careful about asking me any questions about that sport. I will happily bore you forever on that subject. June's birthstones are the Alexandrite, the Moonstone, and the pearl. The meaning is health and longevity. Its birth flowers are the honeysuckle and the rose MONTGOMERY GEM & MINERAL SOCIETY MINUTES MAY 9, 2013 Our Annual Gem Mineral and Jewelry Show will be at a new location in December: Alcazar Temple The meeting was called to order by President Thad Cheatham and guests Crystie Willard and Theresa Frank introduced themselves. Since there was no April meeting due to inclement weather, the minutes for the March session were approved. Iris McGehee read the Treasurer's report and it was approved by a show of hands. Lynn Stauch indicated he had been asked by the Crump Center staff that we do a better job of cleanup after our meetings. David Sherrod was approved to handle shop purchases for the club and will buy a new trim saw blade and see which wheels need replacing on the Genies. The gem and mineral show at Tannehill state park will be held June 1, 2 and is an excellent place to procure quality rough for cabochons. Thank you notes from Faires Austin and Keith Harmon were noted. Iris McGehee stated that the deposit has been made to Alcazar Temple for our upcoming show in December. There will be no May field trip. Refreshments were served and rock bingo was enjoyed by the 40 rockhounds who were present after which the meeting was adjourned. THANK YOU FROM JEANETTE RITCH I would like to thank David Sherrod for meeting me at the shop on Saturday, May 25. I won one of the scholarships to William Holland and I decided to take the cabochon class. Since I wanted to get familiar with the shop and machines, David was a big help. He sliced a quartz rock from our property, drew a template on it, cut it out and then "cabbed" it. (attached are some pictures) I can't wait to get to William Holland and try my hand at it. THANK YOU, DAVID! I would also like to mention that my nephew, Kent Aasand has graduated with a degree in anthropology from Mississippi State. Here is a link to an article on the MSU website about a project he has been working on http://msstate.edu/web/media/detail.php?id=5993. I thought it was interesting, you never know what you will find when you go on a dig! 2 Page 3 13-06 FIELD TRIPPIN’WITH JEFF EDWARDS DATE: JUNE 15, 2013 TIME: 9:00 AM LOCATION: Mel and Jane Barkley’s property in Macon County DETAILS: Full day of fun for the whole family. Adventure, acres of woods, running streams, stocked ponds, a hunting lodge, and rocks (of course). Mel is a wonderful host and very competent guide to finding petrified wood and other treasures. Lots to do or you can just enjoy nature. Some members even stay inside in the air conditioning and socialize. It’ll be hot, but you can get wet walking in the running creeks. WHAT TO BRING: Change of clothes & towels, bucket, water, digging tools if desired. SPECIAL FEATURE: Rock Swap (swap, sell, buy, trade specimens - if you want to feature your own items, remember to bring a table & chair) FOOD: Members need to confirm attendance. Call Iris McGehee at 2627275 with the number of people coming by June 11th so there will be an adequate supply of hot dogs & buns and other goodies which will be furnished by the club. RESERVATIONS REQUIRED BY June 11th. Eliminating Flats - (by Ted Robles) A while back, someone was saying that he was having problems with getting "flats" on his cabs, that there was insufficient “give” in his wheels, and it didn't seem to make any difference no matter how much pressure he applied. That was his first mistake. Diamond and corundum ate two different animals; relatively speaking, about the same difference as between quartz and chalk. If you "lean into" a diamond wheel, you will get lousy results (flats, etc.) on your stone, and your wheels will wear out long before their time. On diamond, you try to do your cutting (and everything else) by almost not touching the wheel. Use essentially no force. Don't "grind" the stone, let the diamond wear it away, but keep it spinning. The technique is simply to use the whole face of the wheel, and keep your cab moving. Any time you stop, you just bought a "flat". Can't help it! It's the same principle as sharpening a knife on any emery wheel. If you don't want notches in your blade, you keep it moving. Do almost all of your cutting on the coarsest wheel you have. If you leave any flats on the preform, you're going to have them on the final piece. Can't help it. And finally, practice, practice, practice. Machines, like people, take some acquaintanceship before you really know what you can get out of them. {Oregon Rockhound, l0/04; via The Rockpile, 09/02; via Rock Rollers, 02/02; via West Seattle Petroglyphs, 05/05; via Snoopy Gems, 08/05) (contributed by Terry Fetzer) FIRE AGATE (CONTRIBUTED BY JACK KIRKLAND) Fire agate, a variety of chalcedony with an ancient and fiery beginning, is an all natural gemstone found only in certain areas of Arizona, northern Mexico, and other parts of the southwestern United States. Approximately 24-36 million years ago these areas were subjected to massive volcanic activity during the Tertiary Period. The fire agates were formed during this period of vulcanism when hot water, saturated with silica and iron oxide, repeatedly filled cracks and bubbles in the surrounding rock, often forming a botryoidal (grapelike) growth. Fire agate gemstones have beautiful iridescent rainbow colors, similar to opal, with a measurement of hardness on the MOHS scale of between 6.5-7 which prevent the issues of cracking and scratching. The vibrant rainbow colors found within fire agates, created by the Schiller effect as found in mother-of-pearl and fire opal, is caused by the alternating silica and iron oxide layers which diffract and allow light to pass which forms the interference of colors known as fire. Besides the thin limonite and/or geothite iron oxide layers there is no actual objects inside the gems, the fire agate visual effects arise from light interference within the microstructure crystal layering of the gemstone. Fire Agate Gemsare one of the hardest gemstones to produce, taking highly skilled lapidary skills and the creative talents of a true artist. Dedication, patience and time will be needed if you plan on producing quality fire agate cabochons, but the final rewards are truly spectacular. The fire agate stone also has a large metaphysical following with the fire agate meaning and properites of being an excellent protection stone which reflects negative energies, and healing properties for the stomach, nervous and endocrine systems. 3 Oatman Arizona: Cuesta Fire Agate Mine http:// www.fireagate.us/fireagate/oatman.shtml Black Hills Arizona: BLM Rockhounding Site http:// www.blm.gov/az/st/en/ prog/recreation/rockhnd/ locations/blk_hills.html Deer Creek, Arizona http:// www.fireagate.us/fireagate/deer-creek-fireagate.shtml Opal Hill California: Opal Hill Fire Agate Mine http://www.fireagate.us/ fire-agate/opalhill.shtml Round Mountain Arizona: BLM Rockhounding Site http://www.blm.gov/az/st/ en/prog/recreation/ rockhnd/locations/ round_mtn.html Saddle Mountain, Arizona http://www.fireagate.us/ fire-agate/ saddlemountain.shtml Slaughter Mountain, Arizona http://www.fireagate.us/ fire-agate/slaughtermountain-fire-agate.shtml Here is a site that offers links to other informational sites about fire agate. http://www.fireagate.us/ Page 4 THE GOLDEN NUGGET COLLECTING SELENITE (CONTRIBUTED BY JACK KIRKLAND) Read more at http://www.fws.gov/southwest/refuges/oklahoma/saltplains/ Selenite is a crystallized form of gypsum. Chemically, it is a hydrous calcium sulfate. Gypsum is a common mineral that takes on a great variety of crystal forms and shapes. On the Salt Plains, the crystals are formed just below the salt encrusted surface. They are seldom found deeper than 2 feet below the surface. Crystals take on the characteristics of their environment; the finer the soil, the more clear the crystals. Iron oxide in the soil gives the crystals their chocolate brown color. Because these crystals form in wet soil, sand and clay particles are included within the crystal. These particles often form an "hourglass" shape, found only in this area. Other foreign objects in the soil, such as sticks, rocks, bones, and even cockleburs, are sometimes included as the crystal forms. Single crystals, penetration twins, and clusters are the typical crystal shapes most frequently encountered on the refuge. Exceptional individual crystals measuring up to 7 inches long have been found, along with complex combinations weighing as much as 38 pounds. In certain places on the Salt Plains, gypsum and saline solutions in the soil are sufficiently concentrated to promote crystal growth. When temperature and brine conditions are ideal, the crystals may form very rapidly. When heavy rains or floods bring great quantities of freshwater to the plains, some of the selenite crystals may go back into solution until conditions are right for recrystallization. As long as nothing happens to change the mineral content of the waters draining into the Salt Plains, these crystals will continue to form, just as they do today. Crystal digging is permitted April 1 through October 15, sunrise to sunset. No special permit is required. Collectors are permitted to remove up to 10 pounds of crystals plus one large cluster for their personal use in any one day. How is it Done? 1. Use a shovel to dig a hole about 2 feet deep and 2 feet across until you reach wet sand. You may feel the shovel break through the crystals as it goes down. This cannot be helped as there is no way of predicting exactly where a bed of crystals is located. 2. Allow 2 or 3 inches of water to seep in from the bottom. 3. Use your hand or a container to splash water gently against the sides of the hole. The agitated water will wash the soil away from the crystals. 4. When you find a crystal formation, continue splashing to wash it free of the supporting sand and clay. 5. At this stage of the process, the newly exposed crystals are wet and fragile. Use great care in removing them. 6. After removing crystals from sand, place them where sun and wind will dry them. Egg cartons or other containers may be used for transporting the crystals. BOOKS ON FINDING GEM S A good book on your shelf is a friend that turns its back on you and remains a Friend. ~Author (RECOMMENDED BY JACK KIRKLAND) "Fee Mining and Rockhounding Adventures in the West" by James Martin Monaco & Jeanette H .Monaco, 2007. "Fee Mining and Rockhounding Adventures in the Eastern US " by James Martin Monaco & Jeanette H .Monaco, 2010 "Gem Trails of (various individual states) by James Mitchell. (There are several of these for most of the western states) "Roadside Geology of (various individual states) by various authors. For example: "Gem Trails of New Mexico". Another good series is "Rockhounding (various individual states). For example: "Rockhounding New Mexico" by Ruta Vaskys and Martin Freed. These are field guides and are good source materials for locations to look for gemstones and fossils. They give very detailed information about what to find in locations that are pinpointed by GPS coordinates. 4 Page 5 13-06 SE SHOWS http://www.rockngem.com/show-dates-display/?ShowState=ALL >June 15, 2013 Greensboro, NC Hagan Stone Park Shelter #6, 10am to 6pmwww.haganstonepark.com >July 27 to August 5, 2013 Spruce Pine, NC 29th Annual Grassy Creek Gem and Mineral Show located at the Parkway Fire and Rescue Department, 12966 Hwy. 226 South, Spruce Pine, NC (halfway between US 19E and the Blue Ridge Parkway (Exit 331)). Donna Collis at collisdonna@yahoo.com or Roger Frye at rcfrye@bellsouth.net for information. (828) 765-5519 or (828) 766-6136 WELCOME NEW MEMBERS: THERESE P. FRANK ; CRYSTIE AND JOHN WILLARD REMINDERS Bring cancelled stamps to meetings. Bring spare rocks, gems, minerals to any meeting in order to prepare for the Wheel of Fortune. Show your recent acquisitions at the monthly meeting so other members can experience a variety of different materials. NOTE: the shop will no longer be open on a regularly scheduled basis. The shop will be opened only by appointment. Please email or call any of the following individuals at ahead of time to set up a shop work date: Thad Cheatham, Jeff Edwards, Iris McGehee, or Harold Glover. Be sure to read your monthly copy of the LODESTAR which is emailed. Member input is not only desired but also needed. Communicate program requests to Jehle Flowers. Tell Jeff Edwards if you know of a potential site for a field trip. Talk to any officer or board member regarding the need for a class. LINKS TO CHECK OUT International Colored Gemstone Assn newsletter http://www.gemstone.org/ Georgia Meteorite Association http://www.meteoriteassociationofgeorgia.org/ William Holland www.lapidaryschool.org Wildacres http://www.amfed.org/sfms/wildacres-retreat.html Al Mineral Locality Index http://www.mindat.org/rloc.php?loc=Alabama%2C+USA GIA http://www.gia.edu/3954/gia_home_page.cfm http://www.greatdanepro.com/somewhere% 20in%20time/index.htm educational sources for young rock & mineral collectors and hobbyists KidsLoveRocks.com http://fossilsforkids.com/ http://www.mineralcollecting.org/ FL Museum Natural History (fossils) http://www.flmnh.ufl.edu/collections/overview/ http://www.montgomerygemandmineralsociety.com/ 5 Club Officers for 2013 MONTGOMERY GEM AND MINERAL SOCIETY President: 1st V P/Programs: 2nd V P/Field Trips: Secretary: Treasurer: Past President Thad Cheatham Jehle Flowers Jeff Edwards David Sherrod Iris McGehee Lynn Stauch 462-3254 372-0837 312-0572 201-4460 262-7275 386-7330 Directors: James Anderson 265-4643 Leslie Amato 284-3846 Board meetings are at 6:30 pm immediately before the monthly meetings. WE’RE ON THE WEB! http://www.montgomerygemandmineralsociety.com/ If you are on Facebook, like our page. If you're not on Facebook, you can still view our page by going to https://www.facebook.com/MontgomeryGemClub General Information The purpose of the Golden Nugget is to inform members of news about gems and minerals along with news about club, state, and regional activities of interest to our members. Most important, the Golden Nugget provides a way for each of us to share information about projects and to pass on tips that will help others enjoy our hobby. Unless members are willing to contribute, the Golden Nugget cannot meet this latter purpose. Copyright 2013 by Montgom- ery Gem & Mineral Society, Inc. Except for items that are specifically copyrighted by their authors, all material in this bulletin may be freely copied. Please give credit to The Golden Nugget and the appropriate author. Meetings of the Montgomery Gem & Mineral Society are held every 2nd Thursday of the month at 7:00 p.m. at the Mureal Crump Adult Center, 1751 Congressman William L. Dickinson Drive (U.S. 231), Montgomery, AL 36109. The annual gem show replaces the December meeting. Anyone interested in gems and minerals is invited to attend. Field trips, workshops, and classes are held at various locations. These are announced at monthly meetings. Membership dues are $15.00 for individuals and $20.00 for families residing in the same household. The Montgomery Gem & Mineral Society is a member of the Southeast Federation of Mineralogical Societies, Inc. and the American Federation of Mineralogical Societies, Inc. In accordance with Title 17 U.S.C. section 107, this material is distributed without profit or payment to those who have expressed a prior interest in receiving this information. THE GOLDEN NUGGET Official Voice of the Montgomery Gem & Mineral Society, Montgomery AL Linda R. Griebel, Editor The Golden Nugget P. O. Box 801 Wetumpka, AL 36092-0801 6
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