(Queensland) beige/brown blank or barrell

[lefty3Guns]

very unusual press, way bigger than any of the original barrels from years ago

Name: barrels or blanks
Colour: beige w/ brown speckles
Logo: N/A
Height:6mm
Diameter:8mm
Weight:0.36 to 0.40
Scored: No
Bevel: bottom and top edges some hard to make out
Texture:matte finish, with a slight crumbling if pressure is put on 1
Smell: weird earthy type smell, never smelt it before
Taste:chemicals but nothing to fancy
Reagent Tested: No

if anyone knows what the active ingredients are please share
thanks