Pink Tourmaline Specimen on Metal Base | Brazilian Crystal Display Piece mounted_unmounted with the grooves developing through

with the grooves developing through subsequent polishing work

these butterflies offer a durable and long-lasting resource for entomologists

these cicadas make exceptional display pieces for collectors and natural history enthusiasts

10 Pinned Spread-Specimens — wholesale or cabinet display quantity

Pack of 5 — £74

Pink Tourmaline Specimen on Metal Base | Brazilian Crystal Display Piece mounted_unmounted with the grooves developing throughOne of Nature's Most Coveted Semi Precious Stones Tourmaline is a crystalline boron silicate mineral prized across cultures for its extraordinary range of colour and its complex, multi element composition. Pink tourmaline sometimes called rubellite at its deepest hues is among the most sought after varieties, its warm rose tones ranging from delicate blush to vivid magenta depending on the iron and manganese content of each individual crystal. A