Gypsum forms concretions of selenite blades called desert roses or sand roses, growing in sediments that are subjected to concentrated brines.
Gypsum forms concretions of selenite blades called desert roses or sand roses, growing in sediments that are subjected to concentrated brines.
A. Lincoln Sherk MD collected 11/12/1939
Location: Angola 1, Sibindi, Cercle Nioro Do Sahel, Kayes Region, Mali
Apple Green Calcite. Each piece is approx. 2"" x 2"" x 1"". Calcite is truly one of the best collection type minerals.
This fossil is amazing. The color and condition are spectacular, as is the patterns in the specimen.
An actual leaf is covered with liquid metal that burns off the membrane of the leaf, but leaves the skeleton of the leaf intact and then ...
An actual leaf is covered with liquid metal that burns off the membrane of the leaf, but leaves the skeleton of the leaf intact and then ...
Calcite Pseudo-morphed after Ikatite.
Calcite Pseudo-morphed after Ikatite.
Calcite Pseudo-morphed after Ikatite.
Calcite Pseudo-morphed after Ikatite.
Location: Minas Gerais, Brazil
Location: Xinjiang Province, China
This specimen of Galena and Sphalerite is really a great piece.
From a rare find in the Viburnum, Trend, Missouri comes this extra-small specimen of Massive Galena (a lead sulfide), the most important ore mineral ...
ex. Don Belsher Collection
This is a fantastic Purple Fluorite and Dog Tooth Calcite Stalactite specimen.
These are nice bags of fluorite octahedrons. There are around 10 to 15 pieces per bag.
Fluorite (calcium fluoride) comes in an amazing array of colors. It is commonly found in purple, blue, green, yellow, and clear, but can also occur ...
Location: Xue Bao Diang Mnts., Sichuan, China
The clarity on this fluorite Cube Cluster is outstanding.
A thumbnail that has great display. This classic local specimen sits on a plate of quartz and has perfect purple fluorite cubes and a small ...
There are 2 colors of fluorite in this specimen. There is a yellowish-green and the beautiful emerald green that is highly sought after.
Location: Baikai Region, Siberia, Russia
Location: Slyudyanka, Baikai Region, Siberia, Russia
Location: Solenhofen, Germany
This elestal Quartz is in amazing condition. there is no damage at all on the tip as well as the edges.
Location: North of Lake George, Colorado
There are three different thread lines intersecting tabular and complicated intergrowth of distorted quartz with base and small branch leading to a ...
Location: Hongquizheng, Meingu, Xichang Area, sichuan, SW Region, china
PRICE IS 20% OFF REGULAR PRICE. This is a beautiful quartz cluster with epidote crystals spread throughout the piece.
PRICE IS 20% OFF REGULAR PRICE. This is a beautiful quartz cluster with epidote crystals spread throughout the piece. This piece has no damage on any ...
PRICE IS 20% OFF REGULAR! This is a large cluster of very nice clear quartz points and nice traditional green epidote crystals growing on the quartz.
Endlichite is a variety of Vanadanite that is rich in arsnic. These crystals are in great condition.
A crystal that has included crystals is called a manifester. In addition that this is a beautiful clear crystal.
These smokey quartz sceptors are great. They caused quite a stir when they were found and have found their way into the finest collections in the ...
Location: Mina Liliana, Chihuahua, Mexico
WOW! This is a very nice display piece with a nice variety of minerals present.
It was hard to choose the best angle to shoot this piece at. The two faces of this cluster are actually connected by purple Fluorite that has grown ...
Location: Clifty Falls State Park, Madison, Jefferson Co., Indiana
Location: Democratic Republic of the Congo
This is a beautiful Dioptase crystal on top of a Quartz matrix. The color on the Dioptase is the amazing green expected from this region.
This specimen is literally covered in Diopside crystals. Luckily there are pieces of matrix on the outer parts that allow for easy handling.
This is a very unique specimen of Diopside. Small greenish grey needles of diopside fill the vugs of this specimen.
Location: Charcas, San Luis Potosi, Mexico
Location: Charcas, San Luis Potosi, Mexico
Location: Charcas, San Luis Potosi, Mexico
Danburite was originally found in Danbury, Connecticut. However some of the best specimens have come from this location in Mexico.
PRICE IS 20% OFF REGULAR! This is a unique Danburite and is double terminated. The double terminated are not seen very often. It is a nice crystal ...
PRICE IS 20% OFF REGULAR! This is a unique Danburite and is double terminated. The double terminated are not seen very often. It is a nice crystal ...
