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Here we cover recent collections we've acquired, specimen mining project updates, show reports, and educational articles we've written on mineral collecting and mineral localities.

The Sweet Home Mine, Park County, Colorado, USA

Collector’s Edge Minerals, Inc. recognizes and thanks the Mineralogical Record for permission to use portions or all of their original […]

The Sweet Home Mine, Alma, Park County Colorado – 2

OTHER MINERALS: The Sweet Home mine rhodochrosite crystals have overshadowed reports of the other species from the mine (Caplan, 1936).  […]

Benitoite Gem Mine, San Benito County, California

INTRODUCTION: Benitoite is one of the world’s rarest gemstones and possesses many uni que qualities compared to other gems. It […]

The Wutong Rhodochrosite Mine, Guangxi Zhuang Autonomous Region, China

Collector’s Edge Minerals, Inc. recognizes and thanks the Mineralogical Record for permission to use portions or all of their original […]

Two Point Amazonite Mine, Teller County, Colorado

INTRODUCTION:   In June, 1997, a beautiful pocket of blue-green microcline (v. amazonite) specimens was discovered in the classic Lake […]

Two Point Amazonite Mine, Teller County, Colorado – 2

Amazonite:  K(AlSi3O8) Amazonite is a green microcline feldspar, with a hardness on the Moh’s scale of 6-6-1/2.  It forms in […]

The Stoneham Barite Locality, Stoneham, Colorado

Collector’s Edge Minerals, Inc. recognizes and thanks Rocks & Minerals for permission to use portions or all of their original […]

The Stoneham Barite Locality, Stoneham, Colorado – 2

Continuation from Page 1 Barite, a complex parallel-growth crystal with multiple terminations, from a small isolated pocket; 7 by 5 […]

Detroit City Mine Update (2019)

It’s been a while since we’ve posted an update on the Detroit City Mine project at the Sweet Home deposit […]

2019 Denver Show Report

The 2019 Denver Gem & Mineral Show is officially “on the books.” We hope everyone else enjoyed this year’s show […]

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