Tungstates, Molybdenates, and Chromates
Tungstates, Molybdenates, and Chromates
Tungstates, Molybdenates, and Chromates
Tungstates, Molybdenates, and Chromates
Borates, Nitrates, and Iodates
What is a Borate?
Borates, Nitrates, and Iodates
Borates, Nitrates, and Iodates
Howlite ( a Borate) and Salesite (an Iodate)
Sulfates
What is a Sulfate?
Sulfates
Sulfates
Sulfates
What is a Sulfate?
Gypsum var. Selenite - Sulfates
Sulfates
Sulfates
Phosphates, Arsenates, and Vanadates
Pyromorphite and Turquoise
Phosphates, Arsenates, and Vanadates
Phosphates, Arsenates, and Vanadates
Phosphates, Arsenates, and Vanadates
Radioactive Minerals
Radioactivity
Radioactivity in Minerals
Radioactive Minerals
Radioactive Minerals
Radioactive Minerals
Phosphates, Arsenates, Vanadates
(but mostly phosphates)
Phosphorescence
More on Phosphates
Phosphates, Arsenates, and Vanadates
Descloizite - Phosphates, Arsenates, and Vanadates
Phosphates, Arsenates, and Vanadates
Adamite - Phosphates, Arsenates, and Vanadates
Adamite - Phosphates, Arsenates, and Vanadates
Adamite - Phosphates, Arsenates, and Vanadates
Lazulite w/ Quartz and Wardite
Phosphates, Arsenates, and Vanadates
Nesosilicates and Sorosilicates
What is a Nesosilicate
Kyanite - Nesosilicates and Sorosilicates
Danburite - Nesosilicates and Sorosilicates
Nesosilicates and Sorosilicates
Topaz - Nesosilicates and Sorosilicates
Cyclosilicates
What are Cyclosilicates?
Tourmaline: A Brief History
Tourmaline - Cyclosilicates
Dioptase, Aquamarine w/ Muscovite, and Elbaite - Cyclosilicates
Elbaite var. Lepidolite - Cyclosilicates
Schorl - Tourmaline Group - Cyclosilicates
Inosilicates
What is an Inosilicate?
Inosilicates
Inosilicates
Inosilicates
Tremolite - Inosilicates
Actinolite - Inosilicates
Rhodonite - Inosilicates
Tectosilicates
What is a Tectosilicate?
Mineral Rainbows
Quartz - Tectosilicates
Quartz var. Tiger Eye - Tectosilicates
Quartz var. Rock Crystal - Tectosilicates
Quartz var. Amethyst - Tectosilicates
Quartz var. Smoky - Tectosilicates
Quartz Geode - Tectosilicates
Quartz Geodes
Quartz var. Amethyst - Tectosilicates
Zeolites and Associated Minerals
What is a Zeolite?
The Mystery of Zeolites
Zeolites and Associated Minerals
Scolecite on Fluorapopyllite
Zeolites and Associated Minerals
Natrolite - Zeolites and Associated Minerals
Stilbite w/ Gavansite - Zeolites and Associated Minerals
Stilbite w/ Calcite - Zeolites and Associated Minerals
Zeolites and Associated Minerals
Agates
Dryhead Agates
Homestake Gold Mine
Minerals from Homestake Gold Mine
Minerals from Homestake Gold Mine
Minerals from Homestake Gold Mine
State Gem and Mineral
State Mineral: Rose Quartz State Gem: Fairburn Agate
Fairburn Agates
Fairburn Agates
Metamorphic Deposits
Metamorphism
Metamorphism
Metamorphic Deposits
Sedimentary Deposits
Sedimentary Rocks
Sedimentary Rocks of South Dakota
Sedimentry Rocks
Chalcedony - Sedimentary Rocks
Barite - Sedimentary Rocks
Sedimentary Rocks
Coal Types
Coal Types
Sedimentary Rocks
Vein and Replacement Minerals
Vein and Replacement Minerals
Vein and Replacement Minerals
