Rough Pink Opal POR171 polished prehnite 24 pieces of mixed varieties

24 pieces  of mixed varieties of Australian tumble polished gemstones

The environment they grew in was most probably a sandy tidal flat or braided river channel

A rare and unusual piece displaying rhythmic banding of the silica solutions that usually cement the breccia together

120 mm x 85 mm x 50 mm

CH451  Dendritic Chrysoprase slab

Rough Pink Opal POR171 polished prehnite 24 pieces of mixed varietiesPlease note that pink opal is a fragile stone that sometimes has unseen internal fractures. POR171 Approximate dimensions at widest points 145 mm x 75 mm x 110 mm thick Weight 1,258 grams From near the Kennedy Ranges, Western Australia.