Monroe Mountains, Piute County, Utah, USA

Botryoidal goethite on a jasperoid (possibly rhyolite) 21cm wide. Rick Dalrymple Collection & Adrienne McElwain Photo.

© Rockpick Legend Co. & Rick Dalrymple

Quartz crystals on psilomelane (possible pyrolusite) on matrix. Many of the quartz crystals have a second generation of quartz in cactus habit. Overall 9cm wide. Rick Dalrymple Collection & Adrienne McElwain Photo.

© Rockpick Legend Co. & Rick Dalrymple

A black chalcedony band 10 cm long. Rick Dalrymple Collection & Adrienne McElwain Photo.

© Rockpick Legend Co. & Rick Dalrymple

Botryoidal goethite on matrix. 19cm wide. Rockpick Legend Co. Specimen & Adrienne McElwain Photo.

© Rockpick Legend Co. & Rick Dalrymple

Very clear "spherical" calcite crystals on matrix. Overall 16.5cm. Rick Dalrymple Collection & Adrienne McElwain Photo.

© Rockpick Legend Co. & Rick Dalrymple

Stacks of calcite crystals 10cm wide. Rick Dalrymple Collection & Adrienne McElwain Photo.

© Rockpick Legend Co. & Rick Dalrymple

A chalcedony rose 6cm wide. Rick Dalrymple Collection & Adrienne McElwain Photo.

© Rockpick Legend Co. & Rick Dalrymple

Width of field 2.5 mm. Collection of Jesse Crawford. Compositing software: CombineZP. Equipment: Nikon D-100 digital camera on a homemade microscope.

© 2008 by Jesse Crawford

A thick coating of psilomelane on matrix. The glitter is from a thin coating of druzy quartz. 14cm wide. Rockpick Legend Co. Specimen & Adrienne McElwain Photo.

© Rockpick Legend Co. & Rick Dalrymple

Clusters of small quartz crystal on matrix. 17cm tall. Rick Dalrymple Collection & Adrienne McElwain Photo.

© Rockpick Legend Co. & Rick Dalrymple

A chalcedony rose with a ring of small quartz crystals around the outer edge. Some of the quartz crystals are hoppered (hollowed) down the "c" axis. 7.5cm wide. Rick Dalrymple Collection & Adrienne McElwain Photo.

© Rockpick Legend Co. & Rick Dalrymple

A chalcedony "rose" or "flower" shown both in white light and shortwave light. Collected and photographed by Rick Dalrymple.

© Rockpick Legend Co. & Rick Dalrymple

A crystal cleavage 5.5cm wide. It fluoresces pink similar to mangano-calcite. Rick Dalrymple Collection & Adrienne McElwain Photo.

© Rockpick Legend Co. & Rick Dalrymple

Two crystals showing unusual phantoms fluorescent pink. 8cm wide. Rick Dalrymple Collection & Adrienne McElwain Photo.

© Rockpick Legend Co. & Rick Dalrymple

A cluster of dull calcite crystals with pink phantoms 8cm wide. Rick Dalrymple Collection & Adrienne McElwain photo.

© Rockpick Legend Co. & Rick Dalrymple

A chalcedony "flower" shown under both white and shortwave light. Collected and photographed by Rick Dalrymple.

© Rockpick Legend Co. & Rick Dalrymple

Bubbly chalcedony shown under both white light and shortwave light. Collected and photographed by Rick Dalrymple.

© Rockpick Legend Co. & Rick Dalrymple

Silicified rhyolite xenoliths in rhyolite-an ignimbrite. Hammer for scale. Taken by Rick Dalrymple 5-13-11.

© Rockpick Legend Co. & Rick Dalrymple

This, and a couple of small workings around the corner, were small gold prospect operated by the Tibadeau family. The never produced enough to keep it operating. Taken by Rick Dalrymple 5-13-11.

© Rockpick Legend Co. & Rick Dalrymple

The Blackbird mine and dump. The road to the mine is accessible by ATV but not a small pickup. Taken 4-25-14 by Rick Dalrymple.

© Rick Dalrymple and Rockpick Legend Co.