Malachite 4mm Round Faceted - 15-16 Inch R1626 Blue Apatite ranges in color

Blue Apatite ranges in color from light teal to blue to bright blue to dark blue to green

Blood Quartz is a clear to milky-white silicon dioxide mineral

They are all varieties of the mineral corundum

Mexican Laguna Lace Agate is one of the most prized agates in the world

Azurite often occurs with green Malachite

Malachite 4mm Round Faceted - 15-16 Inch R1626 Blue Apatite ranges in colorMalachite is a copper carbonate with a bright green color and dark green banding. Usually found near copper deposits, it is formed through the combination of carbonated water, limestone and copper. Famous malachite mines in the Ural mountains of Russia once produced 20 to ton blocks of the stone, while today it is primarily mined in Africa. Malachite was used extensively as decoration in the palaces of Russian tsars and forms the columns of St. Isaacs