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Rocks & Gems

Photo of the: Optical Calcite - Bulk Mineral

Optical Calcite - Bulk Mineral

Great image-doubling optical calcite!

Item#: 10968 Age: 7+
4 star rating (1 customer reviews)

Photo of the: Amethyst - Bulk Mineral

Amethyst - Bulk Mineral

This beautiful mineral is actually quartz with iron impurities!

Item#: 10973 Age: 7+
5 star rating (1 customer reviews)

Photo of the: Quartz Point - Bulk Mineral

Quartz Point - Bulk Mineral

Neat Quartz points, made from one of the most abundant and most useful minerals on Earth.

Item#: 10970 Age: 7+

Photo of the: Dig Into Rocks Booklet

Dig Into Rocks Booklet

Small booklet that gets you started in the wonderful world of rocks, minerals and crystals.

Item#: 10980 Age: 7+
5 star rating (1 customer reviews)

Photo of the: Sandstone - Bulk Mineral

Sandstone - Bulk Mineral

One of the most essential rocks for study of geology.

Item#: 10978 Age: 7+
5 star rating (1 customer reviews)

Photo of the: Chrysocolla - Bulk Mineral

Chrysocolla - Bulk Mineral

Unique rock to add to your rock collection!

Item#: 11203 Age: 7+
5 star rating (3 customer reviews)

Photo of the: Gypsum Rosettes - Bulk Mineral

Gypsum Rosettes - Bulk Mineral

Beautiful gypsum rosettes or desert roses. Great for geology study.

Item#: 10975 Age: 7+

Photo of the: Agate Slab - Small Blue

Agate Slab - Small Blue

Awesome rock to show your students when teaching geology!

Item#: 11205 Age: 7+
5 star rating (1 customer reviews)

Photo of the: Rose Quartz - Bulk Mineral

Rose Quartz - Bulk Mineral

Pretty rock for a special loved one!

Item#: 11200 Age: 7+

Photo of the: Orange Calcite - Bulk Mineral

Orange Calcite - Bulk Mineral

Beautiful rock to add to your rock collection!

Item#: 11199 Age: 7+

Photo of the: Chalcopyrite - Rough Bulk Mineral

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+
5 star rating (3 customer reviews)

Photo of the: Amazonite - Bulk Mineral

Amazonite - Bulk Mineral

Unique rock to add to your rock collection!

Item#: 11197 Age: 7+

Photo of the: Star Mica - Bulk Mineral

Star Mica - Bulk Mineral

Your eyes will be “starry-eyed” when you see this cool mineral!

Item#: 11201 Age: 7+

Photo of the: Fluorite - Bulk Mineral

Fluorite - Bulk Mineral

A MUST-HAVE for the rock collector in your family!

Item#: 12300 Age: 8+

Photo of the: Rock Science Kit

Rock Science Kit

Great kit for teaching rock classifications in the classroom setting!

Item#: 13217 Age: 8+
4.5 star rating (4 customer reviews)

Photo of the: Petrified Wood - Bulk Mineral

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+

Photo of the: Amethyst - Large Chunk (2-3 inch)

Amethyst - Large Chunk (2-3 inch)

Awesome item for your loved one’s office!

Item#: 11822 Age: 10+
5 star rating (2 customer reviews)

Photo of the: Pumice - Bulk Mineral

Pumice - Bulk Mineral

Pumice, a very low-density volcanic rock, the only rock that floats in water

Item#: 16401 Age: 14+

Photo of the: Rocks and Minerals of the USA

Rocks and Minerals of the USA

A great affordable rock collection!

Item#: 14024 Age: 6+
5 star rating (1 customer reviews)

Photo of the: Mineral Science Kit

Mineral Science Kit

Learn to test, classify and identify using the tools and 15 mineral specimens included in this kit!

Item#: 13218 Age: 8+
5 star rating (2 customer reviews)

Photo of the: Selenite - Bulk Mineral

Selenite - Bulk Mineral

An essential mineral to add to any mineral collection!

Item#: 13343 Age: 7+

Photo of the: Emerald Quartz - Bulk Mineral

Emerald Quartz - Bulk Mineral

This emerald quartz specimen is a great addition to any rock collection!

Item#: 14257 Age: 7+
5 star rating (1 customer reviews)

Photo of the: White Streak Plates - set of 10

White Streak Plates - set of 10

Keep this set of streak plates on hand for rock identification!

Item#: 14233 Age: 10+

Photo of the: GeoCentral Igneous Rock Science Kit

GeoCentral Igneous Rock Science Kit

Uncover the mysteries of igneous rocks with this fascinating kit!

Item#: 14161 Age: 8+
5 star rating (1 customer reviews)

Photo of the: Lodestone Chunk - Automagnetised Magnetite

Lodestone Chunk - Automagnetised Magnetite

A chunk of naturally magnetized magnetite! The rock that magnetically attracts iron, found in nature!

Item#: 15472 Age: 18+
5 star rating (1 customer reviews)

Photo of the: Garnet - Bulk Mineral

Garnet - Bulk Mineral

This garnet specimen is a great addition to any rock collection!

Item#: 14260 Age: 7+

Photo of the: Mineral Test Kit

Mineral Test Kit

Use this mineral test kit for classroom learning or as part of a science project!

Item#: 14232 Age: 10+

Photo of the: GeoCentral Sedimentary Rock Science Kit

GeoCentral Sedimentary Rock Science Kit

Uncover the mysteries of sedimentary rocks with this fascinating kit!

Item#: 14159 Age: 8+
4 star rating (1 customer reviews)

Photo of the: Gems of the USA

Gems of the USA

An affordable way to get your child interested in collecting geological specimens!

Item#: 14025 Age: 6+
5 star rating (1 customer reviews)

Photo of the: Bismuth Crystal - Small

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+
4 star rating (2 customer reviews)

Photo of the: GeoCentral Minerals Science Kit

GeoCentral Minerals Science Kit

Learn where minerals are commonly found using this awesome kit!

Item#: 14261 Age: 8+
5 star rating (3 customer reviews)

Photo of the: Sulfur - Bulk Mineral

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+

Photo of the: Quartz Cluster - Small

Quartz Cluster - Small

This small quartz cluster is a great addition to any rock collection!

Item#: 14635 Age: 8+

Photo of the: Quartz - Tumbled Bulk Mineral

Quartz - Tumbled Bulk Mineral

Great tumbled quartz piece to add to any rock collection!

Item#: 13661 Age: 7+

Photo of the: Fluorescent Minerals Collection

Fluorescent Minerals Collection

Use this fluorescent minerals collection for your next science lesson!

Item#: 14236 Age: 10+
5 star rating (2 customer reviews)

Photo of the: Tektite - Rough Specimen

Tektite - Rough Specimen

An incredible geological/astronomical specimen produced under the intense conditions of meteorite impact

Item#: 16165 Age: 7+

Photo of the: Quartzite - Bulk Mineral

Quartzite - Bulk Mineral

Quartzite, a metamorphic rock that is formed via heat and pressure applied to quartz sandstone.

Item#: 16404 Age: 14+
5 star rating (1 customer reviews)

Photo of the: Talc - Bulk Mineral

Talc - Bulk Mineral

Talc, the softest mineral on the Moh's hardness scale, and the primary ingredient in baby powder

Item#: 16403 Age: 14+
5 star rating (1 customer reviews)

Photo of the: Dendritic Crystal

Dendritic Crystal

Dendrite is a crystal that develops with a multi-branching tree-like form.

Item#: 15747 Age: 14+

Photo of the: Septarian Slab

Septarian Slab

Sample of a septarian slab mined from a concretion - a beautiful and unique geological formation

Item#: 16167 Age: 8+

Photo of the: Streak Plates Class Pack - 40 White + 40 Black
FREE SHIPPING

Streak Plates Class Pack - 40 White + 40 Black

A set of 40 black and 40 white streak plates! This classroom set allows you to test the hardness and streak color of a huge variety of specimens!

Item#: 16362 Age: 14+

Photo of the: Copper - Natural Sculpted Specimen

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+

Photo of the: Labradorite Chunk - 1 inch with One Polished Side

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+

Photo of the: Metallic Minerals Science Kit

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+

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