This agate slice is from Rio Grande do Sul, Brazil. The agates occur in the same basalts as the amethyst geodes. This is a slice in its natural state. Many agates are dyed or treated to change their colors.
Seriously want one of these for my collection! Fire Agate, a variety of chalcedony with an ancient and fiery beginning, is a semi-precious natural gemstone found only in certain areas of northern Mexico and the southwestern United States.
Candy Agate is brand new material found in South Central Idaho. It is a hard white agate with with hints of blue, purple, golden brown and burgundy veining. Nice hard material that takes a glassy polish.
Multiple Ruby Crystals in Calcite Matrix Kyauk Sa Taung Mine Area, Overall Length: mm Width: 15 mm Ruby Crystal (largest): Length: mm Notes: four crystals, two prismatic and two unusual faux octahedral with multiple layering, all deep