Opal at Bare Hills

Most likely opal is not uncommon as a coating on the serpentinite rock at Bare Hills along either side of Falls Road about a mile north of t...

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Bob Conkwright Reflects on his Giant Maryland Corundum

Our recent Jan. 6 topic, "An Humongous Maryland Corundum," gleaned more hits than any previous Mineral Bliss post has ever recei...

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An Humongous Maryland-Collected Ruby Corundum

Weighing 16 pounds, and measuring 8 1/2 inches x 6 inches x 5 inches and pictured above is the most spectacular and amazing Maryland collec...

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