Tumbled Blue Apatite / 20-50mm AVG - 1 KILO LOT Menu Chip Necklaces These inclusions tend to be

These inclusions tend to be orbicular or starburst-shaped streaks

"PEACE & HARMONY" - Lemongrass / Citrine & Green Aventurine

which are sometimes found together in the same crystal in a formation known as ametrine

about 5 pieces)

Tumbled Blue Apatite / 20-50mm AVG - 1 KILO LOT Menu Chip Necklaces These inclusions tend to beQuantity: 1 kilogram Average size range: 20 to 50 millimeters Apatite comes from the Greek word apat, meaning to deceive, because in its raw form it is very easy to mistake it for other minerals. Gem quality apatite is less common, and most apatite is used to make phosphate for fertilizer or as a source of rare earth metals like uranium and thorium.