Specimens · Marin Mineral Company

Opal gemstone at-auction

Australia

Opal

Thumbnail $ 20

Karpatite at-auction

Los Picachos, near Picacho Peak, San Benito Co., California, USA

Miniature $ 20

Tennantite after Enargite at-auction

Julcani Mine, Huancavelica, Peru

Enargite

Miniature $ 20

Jade carving at-auction

China

Miniature $ 20

Prehnite at-auction

Merelani Hills, Arusha, Tanzania

Prehnite

Small Cabinet $ 20

Lawsonite at-auction

Reed Station, Tiburon, Marin Co., California, USA

Lawsonite

Miniature $ 20

Pyrite at-auction

Huanzala Mine, Peru

Pyrite

Small Cabinet $ 20

Garnet in Graphite at-auction

Red Embers Mine, Erving, Massachusetts, USA

Graphite

Small Cabinet $ 20

Silver, Safflorite at-auction

Cobalt, Ontario, Canada

Silver, Safflorite

Small Cabinet $ 20

Spinel at-auction

Kagoro, Kaduna State, Nigeria

Spinel

Thumbnail $ 20

Amethyst gemstones at-auction

Brazil

Quartz

Thumbnail $ 20

Tourmaline gemstones at-auction

Brazil

Thumbnail $ 350

Insects in Copal at-auction

Nosy Varika, Vatovavy-Fitovinany Region, Madagascar

Small Cabinet $ 20

Rhodochrosite at-auction

Uchuchaccua Mine, Oyon, Peru

Rhodochrosite

Small Cabinet $ 20

Anatase at-auction

Kharan, Balochistan, Pakistan

Anatase

Thumbnail $ 20

Tsavorite, Calcite, Diopside at-auction

Merelani Hills, Arusha, Tanzania

Calcite, Grossular, Diopside

Thumbnail $ 20

Karpatite at-auction

Los Picachos, near Picacho Peak, San Benito Co., California, USA

Miniature $ 20

Azurite on Malachite at-auction

Liu Feng Shui mine, Anhui Province, China

Azurite, Malachite

Miniature $ 20

Jade carving at-auction

China

Large Cabinet $ 20

Prehnite at-auction

Merelani Hills, Arusha, Tanzania

Prehnite

Small Cabinet $ 20

Stibnite at-auction

Herja mine, Maramures Co., Romania

Stibnite

Miniature $ 20

Silver nuggets at-auction

Cobalt, Ontario, Canada

Silver

Small Cabinet $ 20

Karpatite at-auction

Los Picachos, near Picacho Peak, San Benito Co., California, USA

Miniature $ 95

Karpatite sold

Los Picachos, near Picacho Peak, San Benito Co., California, USA

Small Cabinet

Karpatite at-auction

Los Picachos, near Picacho Peak, San Benito Co., California, USA

Miniature $ 95