Silica Mineral Appraisals

Iridescent Carborundum Crystal Specimen (Silicon Carbide)

Polished Stone

Assorted Natural Quartz Geodes and Mineral Specimens

Stone

Labradorite

Geological Specimen

Quartz Crystal Sample

Quartz Crystal

Quartz Crystal

Botryoidal Chalcedony Specimen

Quartz Geode Half

Obsidian Stone

Botryoidal Agate Specimen

Chalcedony Nodule with Inclusions

Botryoidal Chalcedony Specimen

Unidentified Stone

Botryoidal Chalcedony Specimen

Botryoidal Chalcedony Specimen

Uncut Agate

Translucent Quartz Stone

Natural Stone

Banded Fluorite Slab

Rough Natural Stone

Desert Rose Gypsum Cluster

Geode or Vug Specimen

Natural Stone

Raw Chalcedony Specimen

Chalcedony or Agate Specimen

Botryoidal Chalcedony or Agate Specimen

Raw Citrine Crystal Specimen

Raw Botryoidal Quartz or Chalcedony Specimen

Geode

Translucent Yellow Stone

Natural Stone

Rhyolite (Poppy Jasper Type) Mineral Specimen

Reddish Rock Sample

Quartz Crystal Cluster

Amethyst Geode Section

Amethyst Crystal Cluster

Botryoidal Chalcedony Geode Specimen