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2. Cumberlandite - Wikipedia

   en.wikipedia.org/wiki/Cumberlandite

   Cumberlandite is a specific type of plutonic rock called a melanocratic troctolite, or melatroctolite. [1] It is the state rock of Rhode Island and can be found in a 4-acre (0.016 km 2) lot in Cumberland, Rhode Island at Iron Mine Hill. [2] [3] Further traces can be found scattered throughout the Narragansett Bay watershed as far as Martha's ...

3. Mineralogy of the Pikes Peak Region - Wikipedia

   en.wikipedia.org/wiki/Mineralogy_of_the_Pikes...

   It is a favorite collecting area for amateur and serious rock hounds. Scientists from around the world come to Colorado to study the minerals of this region. Because the granite covers a large portion of the Colorado Front Range, there are good mineral collecting areas scattered all over the Pikes Peak region. The collecting localities range ...

4. Rock Stars (TV series) - Wikipedia

   en.wikipedia.org/wiki/Rock_Stars_(TV_series)

   Rock Stars is a documentary/reality television series that follows a team of rock scalers from a slope stabilization/rock remediation company. The series is produced by Echo Entertainment for the National Geographic Channel. [1] Ten episodes have been created so far, the first airing on November 22, 2011.

5. List of U.S. state minerals, rocks, stones and gemstones

   en.wikipedia.org/wiki/List_of_U.S._state...

   West Virginia joined Kentucky and Utah, which also recognize coal as a state mineral or rock. The drive to name coal as an official state symbol was initiated by a high school student from Wharncliffe, West Virginia , who initiated her project at a school fair and collected 2,500 signatures on a petition that was submitted to legislators.

6. List of minerals - Wikipedia

   en.wikipedia.org/wiki/List_of_minerals

   Amethyst crystals – a purple quartz Apophyllite crystals sitting right beside a cluster of peachy bowtie stilbite Aquamarine variety of beryl with tourmaline on orthoclase Arsenopyrite from Hidalgo del Parral, Chihuahua, Mexico Aurichalcite needles spraying out within a protected pocket lined by bladed calcite crystals Austinite from the Ojuela Mine, Mapimí, Durango, Mexico Ametrine ...

7. Portal:Minerals - Wikipedia

   en.wikipedia.org/wiki/Portal:Minerals

   A rock may consist of one type of mineral or may be an aggregate of two or more different types of minerals, spacially segregated into distinct phases. Some natural solid substances without a definite crystalline structure, such as opal or obsidian , are more properly called mineraloids .