20hhgd.is ((TANZANITE)), $25 MINIMUM BID, Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania, 1 x .7 x .4 cm, Thumbnail, | |
Lustrous transparent crystal of Tanzania. Blue in one direction and purple in another direction. Not seen is the reddish purple down the c axis. ex Glen Davidson collection. |