Geology Sample Appraisals

Unpolished Dodecahedral Mineral Crystal (possibly Garnet)

Rough Green Mineral Specimen (likely Fluorite)

Weathered River Rock

Quartz Geode

Ammonite Fossil

Banded Natural Specimen

Natural Stone

Herkimer Diamond in Matrix with Brass Support

Raw Geode Specimen

Raw Quartz Mineral Specimen with Iron Staining

Reddish-Brown Rock Fragment

Raw Opal/Chalcedony Specimen

Iridescent Carborundum Crystal Specimen (Silicon Carbide)

Rough Citrine Quartz Specimen

Raw Botryoidal Mineral Specimen

Raw Rose Quartz Crystal

Botryoidal Chalcedony or Geode Fragment

Fossilized Bone Fragment

Desert Rose Gypsum Cluster

Geode or Vug Specimen

Orthoceras Fossil Plate

Mineral Specimen (possibly gold ore or pyrite-bearing quartz)

Botryoidal Chalcedony or Opal in Matrix Specimen

Unidentified Cryptocrystalline Quartz Mineral Specimen

Rough Agate or Jasper Specimen

Unpolished Chalcedony Geode (Thunderegg)

Agate and Quartz Geode Fragment

Desert Rose Selenite Specimens

Raw Chalcedony or Agate Mineral Specimen with Dendritic Inclusions

Mottled Green and White Rough Mineral Specimen

Mixed Mineral Ore Specimen

Raw Mineral Specimen with Crystalline and Banded Inclusions

Raw Carnelian Agate Specimen

Large Natural Quartz Cluster Specimen

Irregularly Shaped Pale Stone Geofact

Natural Stone with Distinct Stripe

Raw Chalcedony with Matrix

Rough Blue-Gray Mineral Specimen

Fossilized Bivalve Shell Fragment

Fossilized Stone with Inscriptions