Archive for the ‘Colorado Minerals’ Category

April 2016 Update

April 2016 Update

By admin | Colorado Minerals, Crystallized Classics

The following is a mixed selection of some new minerals ranging from higher-end fine mineral

Mixed Minerals 1 August 2015

Mixed Minerals 1 August 2015

By admin | Colorado Minerals, Crystallized Classics, Rare Pegmatites

PT01: Goethite after Ankerite/Siderite with Smoky Quartz: Crystal Peak, Lake George, Teller co., Colorado USA:

What's New at Persson Rare Minerals

What’s New at Persson Rare Minerals

By admin | Colorado Minerals

Hi All, First off, sorry for the lack of recent updates and certain mineral specimen

Colorado Coltan LLC

Colorado Coltan LLC

By admin | Colorado Minerals

  Colorado Coltan, LLC was founded in 2012 by Philip Persson in Denver, Colorado. Colorado

Rare USGS and Geology Publications for Sale

Rare USGS and Geology Publications for Sale

By admin | Colorado Minerals