Rocks & Gems
Optical Calcite - Bulk Mineral
Great image-doubling optical calcite!
Item#: 10968 Age: 7+
(1 customer reviews)
Amethyst - Bulk Mineral
This beautiful mineral is actually quartz with iron impurities!
Item#: 10973 Age: 7+
(1 customer reviews)
Dig Into Rocks Booklet
Small booklet that gets you started in the wonderful world of rocks, minerals and crystals.
Item#: 10980 Age: 7+
(1 customer reviews)
Quartz Point - Bulk Mineral
Neat Quartz points, made from one of the most abundant and most useful minerals on Earth.
Item#: 10970 Age: 7+
Sandstone - Bulk Mineral
One of the most essential rocks for study of geology.
Item#: 10978 Age: 7+
(1 customer reviews)
Chrysocolla - Bulk Mineral
Unique rock to add to your rock collection!
Item#: 11203 Age: 7+
(3 customer reviews)
Gypsum Rosettes - Bulk Mineral
Beautiful gypsum rosettes or desert roses. Great for geology study.
Item#: 10975 Age: 7+
Agate Slab - Small Blue
Awesome rock to show your students when teaching geology!
Item#: 11205 Age: 7+
(1 customer reviews)
Chalcopyrite - Rough Bulk Mineral
A unique mineral that will show off the breadth of your knowledge for your next science project!
Item#: 13346 Age: 7+
(3 customer reviews)
Star Mica - Bulk Mineral
Your eyes will be “starry-eyed” when you see this cool mineral!
Item#: 11201 Age: 7+
Citrine Points - Bulk Mineral
Neat rock for the geology fanatic in your family!
Item#: 11206 Age: 7+
Rock Science Kit
Great kit for teaching rock classifications in the classroom setting!
Item#: 13217 Age: 8+
(4 customer reviews)
Amethyst - Large Chunk (2-3 inch)
Awesome item for your loved one’s office!
Item#: 11822 Age: 10+
(2 customer reviews)
Petrified Wood - Bulk Mineral
Is this really wood? Well, it certainly used to be! An essential mineral to add to any mineral collection!
Item#: 13341 Age: 7+
Pumice - Bulk Mineral
Pumice, a very low-density volcanic rock, the only rock that floats in water
Item#: 16401 Age: 14+
Rocks and Minerals of the USA
A great affordable rock collection!
Item#: 14024 Age: 6+
(1 customer reviews)
Mineral Science Kit
Learn to test, classify and identify using the tools and 15 mineral specimens included in this kit!
Item#: 13218 Age: 8+
(2 customer reviews)
Emerald Quartz - Bulk Mineral
This emerald quartz specimen is a great addition to any rock collection!
Item#: 14257 Age: 7+
(1 customer reviews)
GeoCentral Igneous Rock Science Kit
Uncover the mysteries of igneous rocks with this fascinating kit!
Item#: 14161 Age: 8+
(1 customer reviews)
Lodestone Chunk - Automagnetised Magnetite
A chunk of naturally magnetized magnetite! The rock that magnetically attracts iron, found in nature!
Item#: 15472 Age: 18+
(1 customer reviews)
Garnet - Bulk Mineral
This garnet specimen is a great addition to any rock collection!
Item#: 14260 Age: 7+
GeoCentral Sedimentary Rock Science Kit
Uncover the mysteries of sedimentary rocks with this fascinating kit!
Item#: 14159 Age: 8+
(1 customer reviews)
Gems of the USA
An affordable way to get your child interested in collecting geological specimens!
Item#: 14025 Age: 6+
(1 customer reviews)
Sulfur - Bulk Mineral
Sulfur, a vital element that is used in a wide variety of manufacturing or chemical processes. It is bright yellow and often takes the odor of rotting eggs.
Item#: 16402 Age: 14+
Bismuth Crystal - Small
Artificial Bismuth crystal grown from molten Bismuth in a laboratory setting featuring iridescent colors caused by natural oxidation and a crystal lattice structure resembling a temple or ziggurat
Item#: 16163 Age: 14+
(2 customer reviews)
GeoCentral Minerals Science Kit
Learn where minerals are commonly found using this awesome kit!
Item#: 14261 Age: 8+
(3 customer reviews)
Quartz Cluster - Small
This small quartz cluster is a great addition to any rock collection!
Item#: 14635 Age: 8+
Quartz - Tumbled Bulk Mineral
Great tumbled quartz piece to add to any rock collection!
Item#: 13661 Age: 7+
Tektite - Rough Specimen
An incredible geological/astronomical specimen produced under the intense conditions of meteorite impact
Item#: 16165 Age: 7+
Talc - Bulk Mineral
Talc, the softest mineral on the Moh's hardness scale, and the primary ingredient in baby powder
Item#: 16403 Age: 14+
(1 customer reviews)
Quartzite - Bulk Mineral
Quartzite, a metamorphic rock that is formed via heat and pressure applied to quartz sandstone.
Item#: 16404 Age: 14+
(1 customer reviews)
Dendritic Crystal
Dendrite is a crystal that develops with a multi-branching tree-like form.
Item#: 15747 Age: 14+
Septarian Slab
Sample of a septarian slab mined from a concretion - a beautiful and unique geological formation
Item#: 16167 Age: 8+
Metallic Minerals Science Kit
This exploratory kit including 9 metallic minerals and all the tools you need to learn to test, classify, and identify them!
Item#: 16615 Age: 8+
Labradorite Chunk - 1 inch with One Polished Side
1 inch specimen; when light reflects just right on the polished side of the surface, brilliant rainbow color patterns will emerge.
Item#: 16646 Age: 14+
Copper - Natural Sculpted Specimen
A naturally sculpted copper specimen taken directly from the Earth - each piece is totally unique in shape and bears a brilliant reddish-golden-brown coloration - makes a great gift or stocking stuffer!
Item#: 16164 Age: 7+
