north of Prague in the Czech Republic

Name: Agrellite and Eudialyte

in the Congo (Zaire) produce Malachite in all sorts of odd shapes and forms

boost confidence

Tetrahedrite, Pyrite, Calcite and Siderite Crystal Cluster | 36.5 Grams | Lima, Peru Tetrahedrite north of Prague in theThis is a beautiful cluster of metallic black and blue tetrahedrite, small crystallized pyrite matrix, calcite and brown bladed siderite. This top specimen is in very good condition. Would be a beautiful addition to any new or existing collection. Name: Tetrahedrite, Pyrite, Calcite and Siderite Crystal Cluster Specimen Size: Miniature Sized Dimensions: 36x36x32 mm 1. 4x1. 4x1. 3 inches Weight: 36. 5 Grams 1. 3 oz Origin: Mined in Lima, Peru