Tag: geology
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‘A 36 million-year-old mystery solved’: Gem reveals secret to Castle Rock’s formation
One spring day last year, Mark Longman was hiking around Castlewood Canyon State Park with questions that mounted with every boulder and rock wall he passed. A career geologist and longtime Denver resident, Longman knew it to be conglomerate rock populating the park near Franktown. He knew the rock at Castlewood to be the same,…
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‘A 36 million-year-old mystery solved’: Gem reveals secret to Castle Rock’s formation
One spring day last year, Mark Longman was hiking around Castlewood Canyon State Park with questions that mounted with every boulder and rock wall he passed. A career geologist and longtime Denver resident, Longman knew it to be conglomerate rock populating the park near Franktown. He knew the rock at Castlewood to be the same,…
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‘A 36 million-year-old mystery solved’: Gem reveals secret to Castle Rock’s formation
One spring day last year, Mark Longman was hiking around Castlewood Canyon State Park with questions that mounted with every boulder and rock wall he passed. A career geologist and longtime Denver resident, Longman knew it to be conglomerate rock populating the park near Franktown. He knew the rock at Castlewood to be the same,…
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DG PRINT Gem reveals secret to Castle Rock’s formation: ‘A 36 million-year-old mystery solved’ (copy)
One spring day last year, Mark Longman was hiking around Castlewood Canyon State Park with questions that mounted with every boulder and rock wall he passed. A career geologist and longtime Denver resident, Longman knew it to be conglomerate rock populating the park near Franktown. He knew the rock at Castlewood to be the same,…