Treasures from Pacific Shores: Numismatics, Mining, & Americana

The most important rhodocrosite specimen discovery of the past decade came from the Wutong Mine, Guangxi Zhuang A.R., China. A collaborative mining ef

The world's finest scheelite crystals have been produced from Mt. Xuebaoding in Sichuan Province, China. This is a superb example of the highly ...

This spectacular specimen features bright orange spessartine garnets covering a matrix of off-white feldspar crystals. Rising above the spessartine co

A fantastic specimen featuring Spessartine (garnet) and Smoky Quartz crystals. Spessartine is a nesosilicate, manganese aluminium garnet. Spessartine

This specimen features more than ten gemmy, lustrous, sharp, reddish-orange sphalerite crystals which have grown on a matrix covered with colorless dr

Malachite is a bright green copper carbonate hydroxide mineral which occurs in many crystal habits and forms. This fantastic specimen features long (7

This attractive apophyllite specimen features well-formed, lustrous, transparent to translucent light green crystals that are blocky in shape with ste

Aegirine is a member of the clinopyroxene group of inosilicates and is a sodium iron silicate. Aegirine occurs as dark green, monoclinic, prismatic cr

Adamite is a zinc arsenate hydroxide mineral which typically occurs in the oxidized or weathered zone above zinc ore occurrences. Pure adamite is colo

A superb, crystallized botryoidal crust of bright yellow Mimetite. Mimetite is a lead arsenate chloride mineral which forms as a secondary mineral in

Beautiful Quartz v. Amethyst from the Acatitlan Mine, Taxco de Alarcon, Mun. de Taxco, Guerrero, Mexico. 6" x 5" x 2.5". Date: Lo...

A colorful, aesthetic specimen of amethyst quartz from the famous deposit near Las Vigas, Veracruz, Mexico. The matrix of this specimen is covered wit

An unusually greenish-blue aquamarine crystal cluster on feldspar matrix from Erongo Mountain, Namibia. Typically the aquamarine found in the many gem

Cerussite is a favorite species of mineral collectors. It is a lead carbonate mineral and is an important ore of lead. Cerussite crystallizes in the o

A spectacular specimen of the lead carbonate mineral Cerussite. Cerussite is popular with collectors worldwide as it frequently produces well formed,

Beautiful glassy, translucent dioptase crystals on a milky quartz matrix. The dioptase crystals are pristine, a fine emerald green color and are super

Dioptase is a popular collectible mineral species because of its vibrant emerald green color, transparency, and strong luster. This is an attractive p

An attractive mineral specimen featuring dark olive-green cube-octahedral fluorite crystals in association with "booklets" of yellowish mu...

Mined since around 1920, the Okorusu Mine is an open pit fluorite mine. The deposit is part of an alkaline igneous-carbonatite ring-dike complex where

A superb, large, single color-zoned crystal of quartz from the world famous deposit in the Goboboseb Mountains of Namibia. The quartz crystal features