1. Indistinctly crystalline; - applied to rocks and minerals, whose state of aggregation is so fine that no distinct particles are visible, even under the microscope

Encyclopedia: Cryptocrystalline

• mid-December
• mid-eighties
• mid-February
• mid-fifties
• mid-forties
• mid-January
• mid-July
• mid-June
• mid-March
• mid-May
• mid-nineties
• mid-November
• mid-October
• curve ball
• curved
• curved shape
• curvet
• curvey
• curvilineal
• curvilinear
• curvilinear correlation
• curvilinear regression
• curving
• curvy
• Cusco