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Blue Seam Agate: How to Cut, Cab and Polish It
Blue seam agate is a vibrant, plume-filled material prized by lapidary artists for its striking green inclusions and quartz pockets. One unique variety, recently...
Minerals that Built America
Minerals that built America include hematite, magnetite, native copper, chalcopyrite, chalcocite, galena, and sphalerite—specimens prized by collectors for their distinctive crystal forms, colors, availability...
Azurite: The Deep Blue Copper Mineral
Azurite is a striking deep-blue copper carbonate mineral with the chemical formula Cu3(CO3)2(OH)2. Renowned for its vivid deep blue color, azurite derives its name...
Natural Ruby: History, Lore & Modern-Day Value
Few words are as packed with meaning as “ruby.” While the word refers primarily to the natural ruby, it is also the preferred adjective...
Rutilated Quartz: How to Facet for Stunning Gemstones
Faceting rutilated quartz can produce amazing gemstones for jewelry, pendulums and collector gemstones. To obtain beautiful results, the lapidary faceting the rutilated quartz has...
Faceting Quartz Gemstones with Mark Oros
The beauty and fun of faceting quartz gemstones was highlighted by Mark Oros, of Hashnu Stones, at Tucson's gem and mineral shows in 2025...
Lapidary Safety Tips for Cutting & Polishing Rocks
Lapidary safety tips should be followed before a grinding machine is turned on and used. It’s important to know what is being cut and...
Rock Tumbling: Best Stones to Use
Rock tumbling is a fun and rewarding hobby that transforms rough stones into beautifully polished gems. But not all rocks are ideal for this...
