Loading...
Science, engineering, and mathematics — biology, chemistry, physics, astronomy, earth sciences, social sciences, and technology research. A curated gateway to academic and professional scientific resources.
57129 resources
An authoritative and comprehensive guide to Arkansas geology, mineral, and rock collecting sites. Written by the well known geologist Mike Howard.
A large collection of links and original information for Rockhounds about geology, minerals, fossils, lapidary, rock clubs, and other related subjects. Many dealer sites have also been included.
Online link direct to the mines and lapidary shops for mineral specimens and crystals, display specimens, unique decorator and collector pieces.
Bilingual Russian and English language site with photos and information on the mineral and fossil collection of Nikolay Gospodinov.
Includes collection sites, geology and history of the area.
Private collection, trade lists, research; and exchange experiences with other rockhounds. Only site that trades exclusively in Italian, or alpine minerals.