Books on Geological Sciences - Annotated catalogue of geology books published in India (in English). These are academic books on the Himalayas and other areas of India.

Corstor - borehole core storage systems and geological equipment.

MGL Scientific - Scientific field equipment.

Rockmans - Earth science supplies for the classroom and collector.

Bico Inc. - Manufacturers of lab sized pulverizers, crushers, furnaces, ball mills, asphalt extractors, oil centrifuges, and other assay lab equipment.

Applied Research Laboratories - Research, marketing, manufacturing and commercialisation of OE (Optical Emission including Laser Spark) and X-Ray spectrometers including automation for both product lines.

Brunton - Suppliers of the famous Brunton compass, and other equipment for outdoor research

NSW Technology Limited - Manufactures underwater electrical and electro-mechanical cables. Applications include fibre-optic telecommunication links, dynamic cables for underwater remote operated vehicles (ROVs), geophysical, and oceanographic instrumentation.

Contract Geological Services, Inc. - Equipment for exploration geology, including lots of field equipment, and some lab equipment. "Everything but the Mule"

Estwing - Manufacturer of hand-held striking and struck tools for geology and other uses (hammers, hoe-picks, chisels, axes, and pry bars).

Rite in the Rain - Water-resistant field notebooks and paper.

Geo Tools Direct - Internet shopping for geological tools and accessories.

Geotul - Offers rock hammers for mining with wooden handles.

Geotechnical Instrumentation - Equipment for use in the geotechnical, mining and environmental engineering fields. Products include: piezometers, inclinometers, extensometers, settlement systems, and borehole packers.

Scintag - Manufacturer of diffraction instruments, including x-ray diffraction equipment.

Dr. F. Krantz, Rheinisches Mineralien-Kontor - Buying and selling collections (rocks, minerals, fossils). Also sells specimens, field equipment, and teaching aids for geology. Site in both English and French.

Advanced Geosciences, Inc. - Geophysical intruments manufacurer of geophysical instruments, resistivity meters, and IP meters.

Geology Micro Mineral Loupes - Geology magnifiers including doublet, and achromat micromineral loupes, hand lenses (2X to 20X), in metal holders from Indigo.com.

Kooter's Geology Tools - Basic geology field tools for students and professionals. Includes details about equipment, and tips for geologists.

ASC Scientific - Geology equipment for the lab and for the field.

Dell Systems-Omnitron - Lightweight, portable, full function, Ground Penetrating Radar, with selection of antennas.

Encardio Rite Geotechnical Instruments - Instruments for geotechnical, underground tunnels, dam and mining fields.