Thomsonite Balls Lot 501 - Specimens from India Sand 1 KG - Cerithium Vertagus

1 KG - Cerithium Vertagus - 1

LEFT HAND WHELK 10 +

average size=eigth of one inch

*You will receive "one" shell very similar to the photograph shown in the size ordered*

BLACK & WHITE KNOBBLEY SHELL Vasum Cornlgerum - Vasum Turbinellum

Thomsonite Balls Lot 501 - Specimens from India Sand 1 KG - Cerithium VertagusTHE MINERAL THOMSONITE Thomsonite is an uncommon and desirable member of the zeolite group, forming in unique and interesting crystal aggregates. In 1997, the Zeolite Subcommittee of the IMA divided this mineral into two individual sub species, thereby regarding Thomsonite as a series of two members. The series is defined by calcium and strontium end members. Common Thomsonite, which is calcium dominating, is called Thomsonite Ca, and is usually pure