Perlite is a volcanic rock that increases circulation and moisture retention in soil.There are different grades of coarseness ...

So what are these rocks and how did they wind up in the Midwest? 27 News spoke with Tony Layzell, an assistant scientist with ...

For most organisms on Earth, rocks are objects, not food. But for one oddball microbe, desert limestone seems to have been on ...

Discover the history and properties of lapis lazuli, a stunning blue rock prized for its color and gemstone uses.

Mysterious tunnels in desert rocks may be the work of unknown microbes, hinting at a hidden world inside marble and limestone ...

Infill results of up to 5.6% CuEq highlight potential to increase indicated resource while exploration drilling at a new target delivers results such as 8.6m at 2.3% CuEq within 100m of surface, demon ...

ISHPEMING — The Ishpeming Rock and Mineral Club will meet at 1:30 p.m. Sunday, March 16 at the Cliff Shaft Mine Museum, 501 W. Euclid St., in Ishpeming. Lacee J. Hartzell, gemologist and sales ...

Assays were completed at ALS Global Laboratory, North Vancouver, BC as follows: *Cu-OG62: Standard assay, aqua regia solvent for copper oxides and sulphides, Four acid digestion and ICP finish 0.4g ...

Calcite calcium carbonate crystals are another very common mineral found across the state ... Smaller pyrope garnets can sometimes be found associated with chromite in serpentinite rock. Andradite ...