Stone ID please

[MartiniBenini]

I found this in the Kangaroo Valley area. Any Ideas as to what it might be? Thanks

 

[MartiniBenini]

I have lots more photos from various angles too...

 

[Wally69]

Conchoidal fractures suggest Quartz

 

[Pat Hogen]

... or coke bottle.

 

[casper]

... or coke bottle.

wrong colour glass...

 

[MartiniBenini]

Conchoidal fractures suggest Quartz

Thanks, thats what we thought. There is a lot of white quartz around here, but never anything as clear as that.

 

[Pat Hogen]

... or coke bottle.

wrong colour glass...

I am out of the loop, I am sure coke bottles were white 55 years ago, what colour are they?