$39.00

This piece has a great color contrast and looks great! There is very light, unnoticeable damage to some of the crystals.

$30.00

If you look at this very nice hematite, you will see my hand and camera reflected. That is how shiney this hematite is.

$50.00

Unfortunately in order to show the great crystal structure in the picture I had to sacrifice showing the amazing shine covering the entire piece. ...

$15.00

This Piece of Hematite Pseudomorph after Magnetite is in amazing condition.

$12.00

This Piece of Hematite Pseudomorph after Magnetite is in amazing condition.

$55.00

A superb specimen of Hemimorphite. The large spray of crystals are about 1 inch in length.

$16.00

The hemimorphite from this location are well known for their delicate clear crystals that form beautiful sprays on the limonite matrix.

$12.00

The hemimorphite from this location are well known for their delicate clear crystals that form beautiful sprays on the limonite matrix.

$14.00

The hemimorphite from this location are well known for their delicate clear crystals that form beautiful sprays on the limonite matrix.

$40.00

This is an another uncommon combination of hemimorphite in a red bed of carminite.

$15.00

The hemimorphite from this location are well known for their delicate clear crystals that form beautiful sprays on the limonite matrix.

$24.00

This is a nice specimen from the classic location at Mapimi, Mexico. The rosasite really adds nice color and contrast and displays well.

$38.00

A very unique combination of hemimorphite, conichalcite, and smithsonite. Need a loop to see the smithsonite.

$25.00

A. Lincoln Sherk MD. collection 1890s-1969

$3.00

Calcite," which gets its name from ""chalix"" the Greek word for lime", is a most amazing and yet, most common mineral.

$59.00

This is some of the most fluorescent hyalite opal that I have ever seen.

$4.00

This member of the calcite family is believed to be the navigation stone used by the Vikings to find there way on the ocean when the sun was obscured ...

$400.00

South African minerals are always a wonderful part of a great collection. This specimen has very minimal damage and would provide a nice addition to ...

$30.00

This is a very cool piece. The iridescence takes place on the defined octahedral crystals, but on the base, where the contact was, it is the usual ...

$48.00

Jeremejevite is listed as one of the 10 rarest stones on the earth.

$39.00

This is an Opal from Koroit Australia. It has splashes of red and green opal in channels through the matrix. It has been set by Cranston in 14 kt ...

$899.00

This is an amazing gem crystal of kunzite that shocked me when I first saw it, because it is as clear as glass - not silky like most kunzites, but ...

$15.00

This Kyanite is a nice dark blue in a white and black Schist matrix. There is a little contact damage but otherwise the crystals are beautifully ...

$5.00

Each piece of Kyanite is similar to the ones pictured. Kyanite is a polymorph with two other minerals; andalusite and sillimanite.

$4.00

These Lamna obliqua Shark's Tooth from the Eocene Epoch are 37.5 to 54 million years old.