Changesite-(Y)
Mineral / From Wikipedia, the free encyclopedia
Changesite-(Y), with the chemical formula (Ca8Y)□Fe2+(PO4)7,[1] is a mineral found forming colorless transparent columnar crystals[2] in basalt particles on the Moon.[3] Changesite-(Y) is a member of the merrillite[4] group of phosphate minerals.[4][5][2]