Rock Identifier

Category

Sedimentary (Microcrystalline Silicate)

Browse sedimentary (microcrystalline silicate) specimens identified by the Rock Identifier community.

Learn about Sedimentary (Microcrystalline Silicate) in the encyclopedia

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Chert

Chert

Ironstone

Ironstone

Kambaba Jasper

Kambaba Jasper

Quartzite Sandstone

Quartzite Sandstone

Diatomite

Chert (Basanite / Jasperoid) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Basanite / Jasperoid)

Microcrystalline Quartz (SiO2)

sedimentary
Red Chert / Jasper (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Red Chert / Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

sedimentary
Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

sedimentary
Carnelian Agate (Chalcedony (SiO2)) — mineral

Carnelian Agate

Chalcedony (SiO2)

mineral
Jasper or Agate (Silicon dioxide (SiO2)) — Mineral

Jasper or Agate

Silicon dioxide (SiO2)

Mineral
Rhodolite Garnet (Magnesium Aluminum Silicate; formula: (Mg,Fe)3Al2(SiO4)3) — mineral

Rhodolite Garnet

Magnesium Aluminum Silicate; formula: (Mg,Fe)3Al2(SiO4)3

mineral
Chert (Jasper) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper)

Microcrystalline Quartz (SiO2)

sedimentary
Onyx (Chalcedony (SiO2)) — mineral

Onyx

Chalcedony (SiO2)

mineral
Leopard Skin Jasper (Microcrystalline Quartz (SiO2) with mineral impurities) — sedimentary

Leopard Skin Jasper

Microcrystalline Quartz (SiO2) with mineral impurities

sedimentary
Carnelian Agate (Silicon Dioxide (Chalcedony variety)) — mineral

Carnelian Agate

Silicon Dioxide (Chalcedony variety)

mineral
Blue Chalcedony (Silicon Dioxide (SiO2)) — gemstone

Blue Chalcedony

Silicon Dioxide (SiO2)

gemstone
Mica (Muscovite or Biotite) (Sheet silicate mineral group (e.g., KAl2(AlSi3O10)(F,OH)2)) — mineral

Mica (Muscovite or Biotite)

Sheet silicate mineral group (e.g., KAl2(AlSi3O10)(F,OH)2)

mineral
Jasper Pebble (SiO2 (Microcrystalline Quartz)) — sedimentary

Jasper Pebble

SiO2 (Microcrystalline Quartz)

sedimentary
Red Jasper (Silicon Dioxide (SiO2 with Hematite inclusions)) — sedimentary

Red Jasper

Silicon Dioxide (SiO2 with Hematite inclusions)

sedimentary
Brecciated Jasper (Polished) (Silicon Dioxide (SiO2) with Iron Oxide Impurities) — sedimentary

Brecciated Jasper (Polished)

Silicon Dioxide (SiO2) with Iron Oxide Impurities

sedimentary
Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

sedimentary
Banded Agate (Tumbled Pebble) (Silicon Dioxide (SiO2)) — mineral

Banded Agate (Tumbled Pebble)

Silicon Dioxide (SiO2)

mineral
Agate Geode (Silicon Dioxide (SiO2) - Chalcedony variety) — sedimentary

Agate Geode

Silicon Dioxide (SiO2) - Chalcedony variety

sedimentary
Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

sedimentary
Silty Sand / Loam (Unconsolidated Clastic Sediment (Silicon Dioxide / Alumino-silicates mixture)) — sedimentary

Silty Sand / Loam

Unconsolidated Clastic Sediment (Silicon Dioxide / Alumino-silicates mixture)

sedimentary
Chert (Flint) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Flint)

Silicon Dioxide (SiO2)

sedimentary
Chert / Jasper (Silicon Dioxide (SiO2)) — sedimentary

Chert / Jasper

Silicon Dioxide (SiO2)

sedimentary
Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

sedimentary
Chert (Jasper/Flint variety) (Microcrystalline Silica (SiO2)) — sedimentary

Chert (Jasper/Flint variety)

Microcrystalline Silica (SiO2)

sedimentary
Jasper with Quartz Vein (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper with Quartz Vein

Microcrystalline Quartz (SiO2)

sedimentary
Chert (Flint) (SiO2 (Microcrystalline Quartz)) — sedimentary

Chert (Flint)

SiO2 (Microcrystalline Quartz)

sedimentary
Red Jasper (CHERT (SiO2) with Hematite impurities) — sedimentary

Red Jasper

CHERT (SiO2) with Hematite impurities

sedimentary
Quartz Pebble (Chert / Chalcedony) (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble (Chert / Chalcedony)

Silicon Dioxide (SiO2)

sedimentary
Chert with Quartz Veins (Microcrystalline silica (SiO2)) — sedimentary

Chert with Quartz Veins

Microcrystalline silica (SiO2)

sedimentary
Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

sedimentary
Chert (Jasper) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper)

Microcrystalline Quartz (SiO2)

sedimentary
Banded Iron Formation (Banded Iron Formation (BIF)) — sedimentary

Banded Iron Formation

Banded Iron Formation (BIF)

sedimentary
Chert Pebble with Quartz Vein (Microcrystalline Quartz (SiO2)) — sedimentary

Chert Pebble with Quartz Vein

Microcrystalline Quartz (SiO2)

sedimentary
Chert / Flint (or lithic artifact flake) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert / Flint (or lithic artifact flake)

Microcrystalline Quartz (SiO2)

sedimentary
Chert / Flint Nodule (Silicon Dioxide (SiO2)) — sedimentary

Chert / Flint Nodule

Silicon Dioxide (SiO2)

sedimentary
Jasper (Chert / Chalcedony) (Silicon Dioxide (SiO2) with Iron Oxide inclusions) — mineral

Jasper (Chert / Chalcedony)

Silicon Dioxide (SiO2) with Iron Oxide inclusions

mineral
Weathered metamorphic rock, likely gneiss or schist (Indeterminate foliated silicate rock; commonly quartz–feldspar–mica assemblage) — metamorphic

Weathered metamorphic rock, likely gneiss or schist

Indeterminate foliated silicate rock; commonly quartz–feldspar–mica assemblage

metamorphic
Agate Geode (Silicon Dioxide (SiO2) - Chalcedony variety) — sedimentary

Agate Geode

Silicon Dioxide (SiO2) - Chalcedony variety

sedimentary
Quartz (Chert/Chalcedony variety) (Silicon Dioxide (SiO2)) — sedimentary

Quartz (Chert/Chalcedony variety)

Silicon Dioxide (SiO2)

sedimentary
Jasper (Silicon Dioxide (SiO2)) — mineral

Jasper

Silicon Dioxide (SiO2)

mineral
Chalcedony (Silicon Dioxide (SiO2)) — mineral

Chalcedony

Silicon Dioxide (SiO2)

mineral
Agate (Silicon dioxide (SiO2)) — mineral

Agate

Silicon dioxide (SiO2)

mineral