Rough Rhodonite Mineral Specimen With Associated Minerals Appraisals

Raw Grape Agate (Botryoidal Chalcedony) Specimen

Metamorphic Rock Specimen with Silvery Mineral Inclusions

Unidentified Geological Specimen (Reddish-Brown & Green Mineral/Rock)

Botryoidal Chalcedony or Opal in Matrix Specimen

Geological Specimen

Quartz Crystal Sample

Unpolished Agate or Chalcedony Mineral Specimen

Geode or Mineral Cluster

Mineral Specimen

Rough Amber Gemstone Fragment

Chalcedony Mineral Specimen

Botryoidal Chalcedony Specimen

Botryoidal Chalcedony with Matrix

Geode or Vug Specimen

Quartz Specimen with Iron Staining

Banded Calcite/Aragonite Mineral Specimen

Unidentified Rock

Assorted Natural Quartz Geodes and Mineral Specimens

Natural Mineral Specimen (Possibly Quartz or Chalcedony Geode Fragment)

Iridescent Mineral Fragment

Reddish-Brown Mineral Fragment

Amethyst Geode Cluster

Quartz with Green Inclusions (Likely Moss or Chlorite)

Botryoidal Chalcedony Specimen

Botryoidal Chalcedony Specimen

Unclassified Mineral Sample

Raw Chalcedony Specimen

Raw Fire Agate Nodule

Small Metallic Fragment or Mineral Specimen

Terahertz Raw Stone

Botryoidal Chalcedony Specimen

Botryoidal Chalcedony or Agate Specimen

Node of Crystalline Structure

Tumbled Stone

Desert Rose Gypsum Cluster

Iridescent Carborundum Crystal Specimen (Silicon Carbide)

Raw Botryoidal Quartz or Chalcedony Specimen

Botryoidal Chalcedony with Quartz Specimen adhered to Matrix

Botryoidal Chalcedony Geode Specimen

Copper Ore Sample