Rock Identification Guide - Mining Matters
Quartzite samples courtesy of Unimin Canada Ltd. Rhyolite. Rock Type: igneous (extrusive/volcanic) Composition: feldspar, quartz, mica, hornblend Equivalent to: granite (intrusive/plutonic) Environment: Rhyolite is formed by magma that has reached the Earth's surface (lava) and therefore cools very quickly. Lava can explode out of a volcano and make
3 Comments
Miftahul Jannat
July 02, 2021Provide a sample analysis report, and conduct a feasibility study and analysis based on the local environmental topography.
Eleanor Fant
Jan 14, 2022The entire team tactfully delivered a project of exceptional quality while staying on schedule & under budget.
Philippe Jenvrin
Oct 25, 2020We have been using it for a period of time, the quality of the product is very good, we will consider working together again.