Zia Auctions Native Americana & Natural History Auction

Unknown origin. Very small bright pyrite growths on the dark matrix rock - notes indicate the original collector thought it may be nickeline. With num

Unknown domestic origin. Raw turquoise nuggets with a total weight of about 11.3 grams. Largest is about 24mm x 15mm x 6mm.

Unknown origin. Sedimentary striated oil shale. About 1.55kg total weight. About 30cm x 7.5cm x 7cm overall size.

Origin unknown. Cut base and side for vertical display. Grey matrix. About .65kg total weight. About 12cm x 12cm x 3cm.

Unknown origin. Large open crystal mass within cut geode. Greyish unidentified crystals. About .35kg total weight. About 10cm x 9.5cm x 4cm overall si

From the Idarao Mine in the Telluride District of Colorado. Extremely fine gold to grey pyrite crystals on the calcite. About 2.05kg total weight. Abo

Unknown origin. Cut geode with poly coating on cut surface. Interior quartz crystals. About 1.38kg total weight. About 16.5cm x 12cm x 7.5cm overall s

Large fluorite specimen from Bingham, New Mexico. Well formed cubes - very light blue to blue-grey in color - specimen is slightly more blue than as s

Unknown origin. Small fine crystals in colors from white to grey in color. Poly coated cut edge of geode. About .52kg total weight. About 11.5cm x 10.

Unknown origin. Well formed small cubic crystals. About .72kg total weight. About 11.5cm x 8cm x 5cm rough overall size.

Fairly large smithsonite specimen with numerous botryoidal crystals on matrix. Very pale light blue-green in color. From the Kelly Mine south of Magda

Botryoidal or mammillary nodules of pale blue smithsonite on matrix. From Kelly Mine, south of Magdalena, NM, in Socorro County. About 521.4 grams and

Origin unknown. Large fossilized coprolite with unidentified undigested flora or fauna inclusion. This a large piece that weighs about 5.92kg and is a

Ejected porous breccia from the shallow volcanic Maars explosion that formed the hole or crater located in Dona Ana County, New Mexico. Several small

Small deposit of botryoidal nodules on matrix. Very pale light blue-green in color. From the Kelly Mine south of Magdalena, New Mexico. About .25kg an

Large specimen with bright blue linarite in multiple locations. On matrix with large underlying galena, and a few small spots with aurichalcite. From

Numerous fairly large grey-white botryoidal smithsonite crystals on matrix. From the Kelly Mine south of Magdalena, New Mexico. About .69kg and about

Origin unknown. Several stunning deep blue specimens. Rough, as found in the field. Total weight about 0.13kg. Largest sample is about 5cm x 4.5cm x 4

Unknown origin. Fairly large specimen that is mostly brass in color. Somewhat botryoidal crystals. About .13kg and about 53mm x 33mm x 32mm.

Extremely fine, short velvety psilomelane crystals with pyrolucite covering much of the purple matrix rock. From the manganese mines to the south and