Mineral With Metamorphic Or Sedimentary Host

Rhodonite

Manganese silicate (Mn,Fe,Mg,Ca)SiO3

Biotite or Phlogopite Mica

K(Mg,Fe)3(AlSi3O10)(F,OH)2

Banded Metamorphic Rock (likely Quartzite or Serpentinite/Soapstone)

Metamorphic Rock (possibly a banded Quartzite or a foliated Serpentinite/Talc Schist based on appearance, general term for such a rock is 'Banded Metamorphic Rock' or 'Gneiss' if pronounced banding of different minerals)

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Banded Gneiss

Gneiss (pronounced 'nice')

Petrified Wood

Silicified Wood (SiO2)

Quartz Crystal

Quartz (SiO₂)

Petrified Wood

Silicified Wood (SiO2)

Ruby (Corundum)

Aluminum oxide (Al2O3) with Chromium traces

Moonstone (Feldspar)

Orthoclase or Oligoclase (KAlSi3O8)

Chert / Flint (a variety of Chert)

Chert (SiO2)

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Crazy Lace Agate

Agate (Chalcedony), SiO2

Jade (likely Jadeite)

Jadeite (a pyroxene mineral) or Nephrite (a variety of amphibole mineral)

Ocean Jasper (Orbicular Jasper)

Silicon Dioxide (SiO2) with various inclusions

Clear Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz (Milky Quartz)

Quartz (SiO2 - Silicon Dioxide)

Petrified Wood

Silicified Wood (SiO2)

Quartz (likely Yellow/Orange variety, possibly Citrine or Chalcedony with iron staining)

Quartz (SiO₂)

Rhodonite

Rhodonite (Mn, Fe, Mg, Ca)SiO3

Spinifex Textured Komatiite

Komatiite (Mg-rich ultramafic volcanic rock)

Rhodonite

Manganese Silicate (Mn,Fe,Mg,Ca)SiO3

Petrified Wood

Silicified Wood (primarily Quartz / Chalcedony: SiO2)

Rhodonite

Manganese Silicate (Mn,Fe,Mg,Ca)SiO3

Almandine Garnet in Matrix

Almandine, Fe3Al2(SiO4)3

Pink Garnet in Matrix

Grossular or Almandine Garnet (X3Y2(SiO4)3)

Graphite

Graphite (Carbon, C)

Jasper (Red Jasper)

Silicon Dioxide (SiO₂)

Banded Gneiss

Gneiss

Jasper (Iron-stained Chert)

Silicon Dioxide (SiO2)

Prehnite

Prehnite (Ca2Al(AlSi3O10)(OH)2)

Garnet (likely Almandine or a blend)

Garnet group: X3Y2(SiO4)3, where X can be Ca, Mg, Fe2+, Mn2+ and Y can be Al, Fe3+, Cr3+. Given the dark, somewhat reddish-brown appearance in the image, it's likely Almandine (Fe3Al2(SiO4)3) or a mix with other iron-rich garnets.

River Stone (Quartzite/Siltstone mixture)

Silicon Dioxide (SiO2) based metamorphosed sandstone

Cherry Creek Jasper (also known as Red Creek Jasper or Cherry Creek Agate)

Jasper, microcrystalline quartz (SiO₂)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Apatite

Apatite Group (e.g., Fluorapatite Ca5(PO4)3F, Chlorapatite Ca5(PO4)3Cl, Hydroxylapatite Ca5(PO4)3(OH))

Garnet (Almandine/Pyrope series)

Silicate mineral (Almandine: Fe3Al2Si3O12; Pyrope: Mg3Al2Si3O12)

Onyx Marble (Banded Calcite)

Calcite (Calcium Carbonate, CaCO3)

Mica Schist with Garnet inclusions

Mica Schist (primarily Muscovite and Biotite - KAl2(AlSi3O10)(OH)2)

Quartzite and Sandstone Pebbles

Silicon dioxide (SiO2)

Quartz Pebble

Silicon Dioxide (SiO2)

Green Aventurine

SiO2 (Silicon Dioxide with Fuchsite inclusions)