Big news from the crystal beat: A 7-foot-tall, 8,000 pound slab of quartz crystal from the Ouachita Mountains went up on display last week at the Smithsonian’s National Museum of Natural History ...

The Smithsonian’s National Museum of Natural History unveiled a stunning slab of quartz crystals today, Oct. 27. This is among the largest examples of quartz specimens on display in any museum in ...

Among them is a phantom quartz cluster from his mines, in which the inside of each crystal displays outlines of many smaller crystals known as phantoms. From Brazil comes an orange-hued citrine ...

Among the works of art from nature — the show includes several quartz specimens mined in Arkansas — was a spectacular piece: a 5-foot-6-inch cluster of limpid crystals emerging from a quartz ...

As it turns out, this is an expansive exhibit that goes well beyond displays of crystals. While it includes the largest crystal cluster ever mined from Arkansas, a 1,500-pound specimen called Holy ...