First name for Opal?

I thought [name_f]Opal[/name_f] would be a great way to honor my grandma, since it is her favorite gemstone and her birth stone. Wdyt? Also I am trying to come up with a first name for [name_f]Opal[/name_f]. Ideas would be appreciated. I like vintage and classic names. Thanks!

ideas so far:
[name_f]Adelaide[/name_f] [name_f]Opal[/name_f]
[name_f]Catherine[/name_f] [name_f]Opal[/name_f]

I love that idea! what about these?

Avaline [name_f]Opal[/name_f]
[name_f]Caroline[/name_f] [name_f]Opal[/name_f]
[name_f]Genevieve[/name_f] [name_f]Opal[/name_f]
[name_f]Sylvia[/name_f] [name_f]Opal[/name_f]

I like [name_f]Catherine[/name_f] [name_f]Opal[/name_f] a lot!

Some other ideas:
[name_f]Agnes[/name_f] [name_f]Opal[/name_f]
[name_f]Alice[/name_f] [name_f]Opal[/name_f]
[name_f]Anna[/name_f] [name_f]Opal[/name_f]
[name_f]Caroline[/name_f] [name_f]Opal[/name_f]
[name_f]Claire[/name_f] [name_f]Opal[/name_f] / [name_f]Clara[/name_f] [name_f]Opal[/name_f]
[name_f]Dorothy[/name_f] [name_f]Opal[/name_f]
[name_f]Edith[/name_f] / [name_f]Edie[/name_f] [name_f]Opal[/name_f]
[name_f]Eileen[/name_f] [name_f]Opal[/name_f]
[name_f]Eleanor[/name_f] [name_f]Opal[/name_f]
[name_f]Emily[/name_f] [name_f]Opal[/name_f]
[name_f]Elizabeth[/name_f] [name_f]Opal[/name_f]
[name_f]Estelle[/name_f] [name_f]Opal[/name_f]
[name_f]Esther[/name_f] [name_f]Opal[/name_f]
[name_f]Florence[/name_f] [name_f]Opal[/name_f]
[name_f]Frances[/name_f] [name_f]Opal[/name_f]
[name_f]Laura[/name_f] [name_f]Opal[/name_f]
[name_f]Lois[/name_f] [name_f]Opal[/name_f] / [name_f]Louise[/name_f] [name_f]Opal[/name_f]
[name_f]Madeline[/name_f] [name_f]Opal[/name_f]
[name_f]Margaret[/name_f] [name_f]Opal[/name_f]
[name_f]Myra[/name_f] [name_f]Opal[/name_f]
[name_f]Sadie[/name_f] [name_f]Opal[/name_f]
[name_f]Susannah[/name_f] [name_f]Opal[/name_f]
[name_f]Tess[/name_f] [name_f]Opal[/name_f]