The six minerals olivine, quartz, feldspar, mica, pyroxene and amphibole are the commonest rock-forming minerals and are used as important tools in classifying rocks, particularly igneous rocks. Except for quartz, all the minerals listed are actually mineral groups.lagioclase. Feldspar: Feldspar is the other common, light-coloured rock-forming mineral. Instead of being glassy like quartz, it is generally dull to opaque with a porcelain-like appearance. Colour varies from red, pink, and white (orthoclase) to green, grey and white (plagioclase).
Ice Cube's look-alike son O'Shea Jackson Jr. on playing dad in 'Straight Outta Compton'. Like father, like son! Ice Cubeâs 24-year-old son OâShea Jackson, Jr. is his fatherâs double. The 24-year-old actor is portraying the teenage version of his father in the N.W.A biopic, Straight Outta Compton which hit theaters on August 15.
How very sad. Corey Griffin, a young man who helped propel the ALS Ice Bucket Challenge into what it is today, died on Aug. 16. Corey Griffin passed away in a Nantucket, Mass. diving accident just hours after he left a fundraiser where he reportedly raised $100,000 for ALS research. He was only 27 years old.