This is the first time such crystals have been found on the red planet. According to the NewScientist, quartz is a mineral ...

Silicates—including quartz, mica, olivine ... Rubies, valued as precious gems, are the mineral corundum in its red form. Perhaps the country best known for its rubies was Myanmar (Burma ...

China announced it has discovered new deposits of high-purity quartz, a mineral with a small but crucial role in the production of semiconductors and solar panels.