Spring Americana Auction -- May 2019

An important, rich specimen of wire gold in quartz from the historically significant Ibex / Little Jonny Mine area. Margaret "Molly" Brown...

This rich, wire gold specimen was uncovered by metal detector during the last 20 years. The specimen was most recently in the mineral collection of Br

This superb amazonite and smoky quartz specimen is from the Smoky Hawk Mine, Teller County, Colorado. Amazonite is a variety of microcline feldspar co

High-grade silver ore from the Sunshine Mine near Kellogg, Idaho, approx 135 x 75 x 50 mm. Specimen is metamorphosed quartzite with encrustations of s

Small 20 x 15 mm specimen of crystalline cerrusite (lead carbonate) on which are growing numerous 1-to-2 mm clusters of native silver from the Bunker

Very heavy silver-lead ore specimen from the Elmquist Prospect near Battle Mountain, Nevada, approx 105 x 90 x 80 mm. Massive black sulfide assemblage

Two pieces of high-grade antimony ore from the Antimony King Mine in the Bernice District, Churchill County, Nevada, approx 65 x 43 x 35 mm and 30 x 3

Three pieces of high-grade silver-gold ore from the Original Bullfrog Mine in Bullfrog, Nevada, approx 30 x 20 mm to 45 x 45 mm. Quartz matrix with ab

High-grade silver ore from the Candelaria Mine, Candelaria, Mineral County, Nevada. Massive white quartz specimen riddled with silvery-grey mineraliza

High-grade lead-silver-copper ore from the Candelaria Mine in Candelaria, Mineral County, Nevada, approx 90 x 70 x 55 mm. The original collector card

High-grade silver-lead ore from the Candelaria Mine, Mineral County, Nevada, approx 90 x 60 x 65 mm. Original collector noted the presence of cerrusit

High-grade gold ore from the Daisy Mine, Diamondfield, Nevada, approx 50 x 35 x 25 mm. Crystalline quartz with occasional flecks of gold or pyrite are

High-grade gold-telluride ore from the Great Bend Mine, Goldfield District, Diamondfield Subdistrict, Esmeralda County, Nevada, approx 70 x 55 x 35 mm

Two pieces of high-grade silver ore from the Eureka District, Eureka County, Nevada, approx 80 x 62 x 30 mm and 45 x 40 x 30 mm. Mostly white quartz w

High-grade silver ore from the Mammoth Mine near Gilbert, Esmeralda County, Nevada, approx 65 x 65 x 50 mm. Massive white and clear quartz specimen wi

High-grade silver-lead ore from the Hornsilver Mining District in Esmeralda County, Nevada, approx 85 x 55 x 60 mm. The district is located between th

High-grade gold specimen, approx 85 x 50 mm, from the Rogers Goldfield Syndicate Lease of the Red King Claim of the Florence Mine in Goldfield, Nevada

High-grade gold specimen from the Combination Mine in Goldfield, Nevada, approx 70 x 50 mm. Half-inch-wide band contains visible gold/pyrite/marcasite

High-grade gold ore specimen from the Hat Lease in Goldfield, Nevada, approx 125 x 100 x 70 mm. Highly brecciated, silica-filled specimen with abundan

High-grade gold sulfide ore specimen from the Florence Mine in Goldfield, Nevada, approximately 40 x 33 x 25 mm. Matrix is similar blue-gray quartz th

Two pieces of high-grade gold sulfide ore specimen from the Mohawk Extension Mine in Goldfield, Nevada, each approx 30 x 30 mm. They are denser than o

High-grade gold-barite from the Sandstorm Mine in Goldfield, Nevada, approx 70 x 55 mm. Original collector identifies goldfieldite -- a copper-telluri

High-grade gold-bismuth ore from the January Mine near Goldfield, Esmeralda County, Nevada, approx 75 x 85 x 45 mm. Massive quartzite piece with abund

High-grade gold-bismuth-sulfide ore, approx 60 x 55 mm, from the Florence Mine in Goldfield, Nevada. Blue-gray quartz with greenish-yellow efflorescen

High-grade gold-silver ore from the January Mine in Goldfield, Nye County, Nevada, approx 125 x 85 x 60 mm. Highly brecciated, quartz-filled, rhyolite

High-grade gold-telluride ore from the Florence Mine in Goldfield, Nevada, approximately 55 x 45 x 30 mm. Original collector identified this specimen

High-grade silver and gold ore specimen from the Jumbo Extension Mine in Goldfield, Nevada, approx 105 x 85 mm. Original collector identified argentit

High-grade gold-silver oxide ore from the Gold Crown Property of the Goldyke, Nye County, Nevada, approx 45 x 25 x 25 mm. Original collector identifie

Large, mounted specimen of red-orange realgar and yellowish orpiment, both arsenic sulfide minerals but with different crystal structures. The paper l

These are three specimens of crystalline cinnabar (HgS) from the McCoy Mine , Lander County, Nevada, approx 55 x 45 x 30 mm, 55 x 30 x 30 mm, and 25 x

High-grade silver ore from the Illinois Mine, near the site of Lodi, north of Gabbs, Nye County, Nevada, approx 90 x 90 x 90 mm. A mass of white quart

Four specimens from the Pershing Quicksilver Mine in the Antelope Springs District east of Lovelock, Nevada, approx 45 x 35 mm to 65 x 45 mm. Each pie

Four separate specimens of mercury ore from the Pershing Quicksilver Mine east of Lovelock, Nevada, each approximately 30 x 30 mm, and each with deep

High-grade fluorite-gold ore from the 200-foot level of the Thanksgiving Mine near Manhattan, Nye County, Nevada, approx 110 x 85 x 70 mm. Massive qua

High-grade gold ore specimen from the Mayflower Mine, located two miles west of Manhattan, Nevada, approx 45 x 45 x 40 mm. Boxwork quartz matrix with

High-grade silver ore specimen from the Independence Consolidated Mine, White Caps Property, Central District, Manhattan, Nye County, Nevada, approx 8

This specimen demonstrates why crystallized gold specimens from the huge, open-pit Round Mountain Mine so highly prized by mineral collectors. Round M

This is a piece of refractory material coated with a thin layer of slag in which are incorporated small spherules of metallic gold and silver. The ori

High-grade gold-silver ore from the Rawhide Mine, Mineral County, Nevada, approx 80 x 55 x 55 mm. Quartz breccia with reddish-brown iron staining and

High-grade silver ore from the Rawhide Mine, Mineral County, Nevada, approx 65 x 50 x 35 mm. Clearly a cemented breccia, this specimen shows infilling

High-grade silver ore from the Silver King Mine Ledge, Silver King District, Lincoln Co., Nevada, approx 75 x 75 x 75 mm. Specimen appears to be a qua

High-grade silver ore from the Silver King Mine in Lincoln County, Nevada, approx 65 x 40 x 30 mm. Original collector described native silver with cer

High-grade gold ore from the 145-foot level of the Therien Lease of the Minnehaha Group, Seven Troughs Merger Mining Company, Pershing County, Nevada,

High-grade silver-gold ore specimen from the Prior Lease of the Mazuma Hills Mine in Seven Troughs, Nevada, approx 45 x 35 x 35 mm. Original collector

High-grade silver-gold ore from the Harris Lease of the Seven Troughs Mine, Florence Mining & Leasing Company, Seven Troughs, Nevada, approx 25 ...

High-grade gold-silver ore from the Kindergarten Mine near Seven Troughs, Pershing County, Nevada, approx 20 x 20 mm. Silvery-gray mineralization in a

High-grade gold ore specimen from the Desert Queen Mine in Tonopah, Nevada, approximately 75 x 75 x 50 mm. Iron-stained quartz breccia with small pock

High-grade gold ore from the Keystone Shaft of the Keystone Mine in Tonopah, Nye County, Nevada, approx 80 x 55 x 35 mm. Reddish brown porphyry with v

High-grade gold oxide ore specimen from the Commodore Mine in Tonopah, Nevada, approx 85 x 65 mm. Reddish-stain from iron oxides is pervasive, and und

High-grade gold-silver ore from the 1130-foot level of the North Star Mine near Tonopah, Nevada, approx 95 x 70 x 45 mm. Very dense, heavy specimen, a

High-grade silver ore specimen from the Mizpah Mine in Tonopah, Nevada, approx 50 x 50 mm. Original collector identified "light ruby silver&quo...

High-grade silver ore from the California Tonopah Mine in Tonopah, Nevada, approx 100 x 10 x 40 mm. Deep red oxidized and brecciated porphyry, with si

High-grade silver ore from the infamous Belmont Mine in Tonopah, Nye County, Nevada, approximately 50 x 50 x 30 mm. Massive white quartz with what app

High-grade silver ore from the main vein of the Tonopah Divide Mine, Esmeralda County, Nevada, approx 65 x 55 x 35 mm. Specimen is a silicified volcan

High-grade silver ore specimen from the Midway Tonopah Mine in Tonopah, Nevada, approx 75 x 60 x x45 mm. Massive quartz with abundant dark, silvery-gr

Large, high-grade silver ore specimen from the Mizpah Vein, Mizpah Mine, Tonopah, Nye County, Nevada, approx 160 x 65 x 40 mm. Massive quartzite with

High-grade silver ore specimen from the Grand Trunk Claim in Tonopah, Nevada, approx 50 x 35 mm. Lots of argentite in quartz. Fairly dense for its siz

High-grade silver-gold ore from the West End Mine near Tonopah, Nye County, Nevada, approx 90 x 35 x 40 mm. Massive white quartz peppered with small c

High-grade silver-gold ore specimen from the Montana Tonopah Mine, Nye County, Nevada, approx 90 x 55 x 40 mm. Massive quartz permeated by dark, silve

High-grade copper ore from the Blue Jay Mine east of Yerington, Nevada, approx 70 x 50 x 35 mm. Contains native copper crystals, red cuprite, green ma

An extremely attractive stream-worn gold nugget with minor quartz association. This nugget had previously been part of the world-famous gold collectio

A large, spectacular, water-worn, spinel-law twinned crystal of native gold. This specimen was formerly part of the world-famous F. John Barlow Collec

Here are four diamond drill cores from the Ophir Mine District in Utah. They are approximately 10, 9, 5 and 4.5 inches in length. One has been polishe

This lot includes three large pieces of high-grade ore from the Ophir Mine in Tooele County, Utah, primarily a lead-zinc mine with minor amounts of ot

More than five pounds of high-grade ore from the Ophir Hill Mining District consisting of eleven pieces ranging in size from one-inch to four-inch lar

This is a collection of 22 specimens from the Ophir Mining District in the Oquirrh Mountains of Tooele County, Utah. Most contain bright massive or cr

A superb example of crystallized gold in quartz from Venezuela. The area around Santa Elena de Uairen is currently a hotbed of gold exploration. The c

A fantastic specimen of wire gold in quartz recovered during the last decade from near surface, gold-bearing quartz veins during the last decade near

This beautiful gold and white quartz nugget from Canada's Yukon Territory weighs in at 27.1 gm (0.87 Troy oz), approx 30 x 25 x 15 mm. The accom...

Small but finely detailed specimen of native silver in blocky crystalline, dendritic form, approximately 10 x 7 mm across, from Germany. No specific m

Fossilized mastodon tooth, approx 150 x 140 x 70 mm. Original collector did not specify location. See image for details. Date: Paleogene City/Count

Leaf on brown stone. Wyoming fish 5x7"slab. Polished shark tooth 3.5x3.5". 2 shadow box fossil frames 7x11". Nice display group Dat...

Baby Stingray fossil. Image size: 6.5" x 4.25", beautifully framed: 18.5" x 16". This is from Green River formation, the upper...

Gold nugget necklace--24 small nuggets (1.11 ozt) and one large nugget (1.91 ozt) set with a .5 carat round cut diamond on a gold chain necklace. 22...

Technical papers on copper deposits and copper minerals, perfect for an advanced copper research library. Generally dated 1940's and 50's. ...