Sedimentary And Metamorphic Minerals

Septarian Nodule Segment (Commonly known as Dragon Stone or Lightning Stone)

Septarian Nodule (CaCO3 / Hydrated Calcium Carbonate)

Sandstone (with Iron Staining)

Clastic Sedimentary Rock (primarily Quartz, SiO2)

Tufa

Calcareous Tufa (Calcium Carbonate, CaCO3)

Petrified Wood

Silicified Wood (primarily SiO2)

Red Sandstone (Hematitic)

Clastic sedimentary rock (SiO2 with Fe2O3 inclusions)

Jasper

Jasper (Silicon Dioxide, SiO2)

Sandstone (Ferruginous)

Arenite (with Goethite/Limonite cement)

Ferruginous Sandstone

Sandstone with iron oxide (Hematite/Limonite) cement

Orange Calcite (Carved as a Horned Skull)

Calcium Carbonate (CaCO3)

Orange Calcite

Calcite (Calcium Carbonate, CaCO3)

Chert (varietal: Flint/Jasper mix)

Hydrous Silica (SiO2)

Dendritic Agate (or Dendritic Opal)

SiO2 (for Agate), SiO2·nH2O (for Opal)

Muscovite Mica

Muscovite (Potassium Aluminum Silicate) - KAl2(AlSi3O10)(F,OH)2

Blue Calcite

Calcium Carbonate (CaCO3)

Sedimentary Breccia

Breccia (Clastic Sedimentary Rock)

Serpentine

Serpentinite (group of minerals: (Mg,Fe,Ni,Al)3Si2O5(OH)4)

Serpentinite

Serpentinite (composed primarily of serpentine group minerals like lizardite, antigorite, and chrysotile)

Yellow Calcite

Calcium Carbonate (CaCO3)

Dragon Blood Jasper

Epidote with Red Piedmontite (Chalcedony/Quartz variant)

Tiger Iron

Tiger Iron (A complex combination of Hematite Fe2O3, Red Jasper SiO2, and Tiger's Eye SiO2/FeOOH)

Orange Calcite

Calcium Carbonate (CaCO3)

Chert (specifically Flint or Jasper variant)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Chert (specifically Gray/Black Chert)

Chert (Microcrystalline or Cryptocrystalline Quartz, SiO2)

Jasper or Chert with Quartz Vugs

Silicon Dioxide (SiO2)

Chert (Flint nodule)

Silicon dioxide (SiO2)

Banded Chert

Microcrystalline Quartz (SiO2)

Chert (Nodule/Pebble)

Chert (Silicon Dioxide, SiO2)

Chert (Jasper/Flint variant)

Silicon Dioxide (SiO2)

Chert (with Iron Staining)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Serpentinite

Serpentinite (composed largely of serpentine group minerals including Antigorite, Lizardite, or Chrysotile)

Anthracite Coal

Anthracite (Carbon Content: 86%-97%)

Green Schist

Greenschist (composed primarily of Chlorite, Actinolite, and Epidote)

Gneiss (with Quartz and Mica)

Gneiss

Quartz-veined Schist (or Metasandstone)

Metamorphic Rock with Quartz Veining (SiO2)

Ferruginous Quartzite (Chert)

Quartzite with Iron inclusions (SiO2 + Fe2O3)

Ferruginous Sandstone

Sandstone (rich in iron oxides/hydroxides)

Dragon Stone

Ohko Stone (Argillaceous sedimentary rock)

Septarian Nodule

Septarian Concretion (Composition: Calcite, Aragonite, and Limestone/Clay)

Agate and Amethyst (Quartz variants)

Silicon Dioxide (SiO2) - Microcrystalline Quartz and Crystalline Quartz

Howlite

Calcium Borosilicate Hydroxide (Ca2B5SiO9(OH)5)

Conglomerate

Conglomerate (Clastic Sedimentary Rock)

Sandstone (Ferruginous)

Clastic sedimentary rock (primarily SiO2 with Fe2O3 cement)