How to demonstrate natural birefringence or image-doubling? Use this chunk of optical calcite.
Item#: 10968 Age: 7+
(1 customer reviews)
This beautiful mineral is actually quartz with iron impurities!
Item#: 10973 Age: 7+
(1 customer reviews)
Neat Quartz points, made from one of the most abundant and most useful minerals on Earth.
Item#: 10970 Age: 7+
Small booklet that gets you started in the wonderful world of rocks, minerals and crystals.
Item#: 10980 Age: 7+
(2 customer reviews)
One of the most essential rocks for study of geology.
Item#: 10978 Age: 7+
(1 customer reviews)
This is a beautiful speciment of Chrysocolla rock. Makes a great addition to your school rock collection!
Item#: 11203 Age: 7+
(3 customer reviews)
Find the hidden crystals when you open your own geodes from this fun set.
Item#: 10967 Age: 10+
(3 customer reviews)
This is one of the coolest mood rings available on the market. It features a fiery swirl design and it changes color depending on your mood.
Item#: 13347 Age: 6+
(6 customer reviews)
Beautiful gypsum rosettes or desert roses. Great for geology study.
Item#: 10975 Age: 7+
Use digging tools and a dusting brush to uncover 2 hidden rocks and/or minerals in this fun and simple kit!
Item#: 15662 Age: 6+
Neat rock for the geology fanatic in your family!
Item#: 11206 Age: 7+
Use digging tools and a dusting brush to uncover 2 hidden fossils in this fun and simple kit!
Item#: 16568 Age: 6+
(2 customer reviews)
A unique mineral that will show off the breadth of your knowledge for your next science project.
Item#: 13346 Age: 7+
(3 customer reviews)
This emerald quartz specimen is a great addition to any rock collection!
Item#: 14257 Age: 7+
(1 customer reviews)
Is this really wood? Well, it certainly used to be! An essential mineral to add to any mineral collection!
Item#: 13341 Age: 7+
Small booklet that gets you started in the world of fantastic fossils!
Item#: 13348 Age: 5+
This small quartz cluster is a great addition to any rock collection!
Item#: 14635 Age: 8+
A beautiful desk or bookshelf accessory for the reading fanatic in your family!
Item#: 13173 Age: 12+
A beautiful blue geological desk or bookshelf accessory for the reading fanatic in your family!
Item#: 13174 Age: 12+
Use digging tools and a dusting brush to uncover a hidden dinosaur fossil in this fun and simple kit!
Item#: 16706 Age: 10+
(1 customer reviews)
Learn about fascinating fossils and the curious creatures that created them with this 9 specimen introductory kit!
Item#: 16389 Age: 8+
Learn about the fascinating multi-faceted world of crystals with this 12 specimen introductory kit!
Item#: 16390 Age: 8+
A beautiful green geological desk or bookshelf accessory for the reading fanatic in your family!
Item#: 14602 Age: 12+
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