Obsidian: Rocks we know we know
Dec 21, 2017Information Cards
$1.00 inc GST
Information cards are sent out free with specimens when available. Additional cards can be purchased for $1.
Specify cards required in “Order Notes” at checkout. Copy and past selection below.
andesite
bornite
coal
diatomite
mudstone
Myrtle Creek sandstone
siltstone
pink granite
phyllite
schist
slate
trachyte
18 in stock