JANUARY - Vol. 20 #1 - Desert Gold, Field Trip: New England Gold, Recreational Gold Dredging, "Wild Gold" for Jewelry, Field Trip: West of Hanksville, Utah.
FEBRUARY - Vol. 20 #2 - Dowsing for gold, Field Trip: Savannah River Agate, Tourmaline Treasures, Lake County diamonds, Field Trip: Kinda Red Trilobites of Utah, Field Trip: Rock hounding the Chupaderas in New Mexico.
MARCH - Vol. 20 #3 - Field Trip: Summerville Agate, Minerals in Depth: Silver, Field Trip: Ruggles Mine, Field Trip: Dakota Wood, The Munich Show, The other Tucson Club.
APRIL - Vol. 20 #4 - What's New in Minerals : 1990, Field Trip: Gemstone Flowers in Utah, Cutting Uncommon Coppers, Field Trip: Ohio Trilobites, Field Trip: The Blanchard Mine.
MAY - Vol. 20 #5 - Playing with light (Faceting), Mexican Silver Part 3, The Fossils of Florissant, Lapidary Basic, Field Trip: Ozark Quartz.
JUNE - Vol. 20 #6 - Make a solderless Jade Buckle, Destinations: Fairbanks, Jewelry Repair, Field Trip: Ophirs "Gold" & riley's Coral in Utah, Field Trip: Haystack Butte Jasper, Drilling contests.
SEPTEMBER - Vol.20 #9 - Build your own diamond Cabber, Field Trip: Wyoming's emmerer Fossils, The Silver Sidewalk at Cobalt,Canada, Field Trip: Rainbow Ridge Jasper,Carving Opal, Field Trip: Virgin Valley Opal, Pipestone Carvings.
OCTOBER - Vol.20 #10 - Silver Collectibles, Sapphires of Dry Cottonwood Creek, Field Trip: Custer Agate, Montana Ammonites, Faceting and the Emerald cut, Free-Form Metal Fusing.
