Teach your children about sedimentary rocks with this cool Sedimentary Sleuthing kit. Your kit comes complete with six cool sedimentary rock samples: lignite coal, sedimentary breccia, conglomerate, fossiliferous limestone, yellow sandstone and shale.
Filed under: Geology / Earth Science, Minerals, Rocks on November 3rd, 2009 | No Comments »
Ask-a-Geologist Q&A about Metamorphic Rocks. What rocks are changed by high pressure and high temperature?
Filed under: Geology / Earth Science, Minerals, Rocks on September 21st, 2009 | 1 Comment »
A new shipment of wonderful grossular garnet crystals have arrived. Beautiful grossular garnet mineral from Mexico is one of six varieties of garnet. Each single crystal shows the natural dodecahedral form of the garnet group. These samples, from Mexico, are approximately 0.75 to 1 inch in size.
Filed under: Geology / Earth Science, Minerals, Rocks on September 10th, 2009 | No Comments »
Here is another Ask-a-Geologist that we received. Obsidian is one of our favorite rocks. Children love this rock too! Question: What is obsidian rock used for?
Filed under: Geology / Earth Science, Rocks on July 23rd, 2009 | No Comments »
Aragonite is a white to colorless minerals which has shades of red, yellow, orange, or brown. Aragonite is made of calcium carbonate, like calcite, and will fizz in an acid. Nice specimens of aragonite can be found in Spain, Morroco, Englad, France, Mexico and the United States, to name a few places.
Filed under: Geology / Earth Science, Minerals on July 22nd, 2009 | No Comments »
Kids will learn about some of the Earth’s most beautiful and interesting rocks in Mini Me Geology’s Sedimentary Rock collection.
Filed under: Geology / Earth Science, Rocks on June 17th, 2009 | No Comments »
Loess is formed from fine (small) grained, windblown sediment in glacier or desert areas. Loess is made of mostly silt but may also have some small amounts of sand and clay. The major mineral present is quartz with minor amounts of feldspar, calcite, dolomite, and clay.
Filed under: Geology / Earth Science, Rocks on June 4th, 2009 | No Comments »
Quartz is the most common mineral found in the Earth’s crust.
Filed under: Geology / Earth Science, Minerals, Rocks on March 20th, 2009 | No Comments »
A geyser is a hot spring which ejects hot water a vapors through a crack in the rock.
Filed under: Geology / Earth Science, Minerals, Rocks on March 19th, 2009 | 1 Comment »
Our latest Ask-a-Geologist question answered! How many years do you have to attend school to become a geologist?
Filed under: Geology / Earth Science on March 18th, 2009 | 3 Comments »
