Bench Reference vs Geology Homework & Quiz Solver

Bench Reference — The Professional Jeweler's Pocket Guide Everything a bench jeweler needs, right on your phone. Bench Reference puts 30+ reference sections, professional calculators, and a personal library system in your pocket — no internet required. GEMSTONES & MATERIALS Browse 100+ gemstones with Mohs hardness, specific gravity, refractive index, care instructions, setting tips, steam safety, and cleaning methods. Filter by hardness or steam safety to make quick decisions at the bench. Plus dedicated sections for pearls, birthstones, gemstone origins, and stone shapes. BENCH TECHNIQUES Step-by-step reference guides for stone setting (prong, bezel, pavé, channel, flush, tension), soldering, casting, polishing, engraving, wax carving, repairs, annealing, torch & gas, laser welding, rhodium plating, patina & oxidation, and chemical safety. Each section built from real bench experience. 23 METALS Melting points, annealing temps, hardness, specific gravity, and working notes for every metal you'll encounter — from 24K gold and platinum to palladium, steel, and titanium. REPAIRS HUB Sizing up, sizing down, shank replacement, prong rebuilding, chain repair, clasp replacement, soldering guides, porosity troubleshooting, and more. A complete repair reference when you're at the bench. MEASUREMENTS & DATA Ring sizes (US/UK/EU with conversions), wire gauge reference, MM-to-carat weight charts by stone shape, chain styles, necklace and bracelet lengths, finding sizes, and formulas for weight, pricing, and alloy calculations. IDENTIFICATION & TESTING Gemstone testing methods, acid testing procedures for gold, silver, and platinum, hallmark identification, metal allergy reference, and a Stone ID table with SG and RI values for quick identification. PROFESSIONAL TOOLS Ring Blank Calculator — stock length for any ring size Metal Weight Calculator — weight by dimensions and alloy Job Pricing Calculator — materials, labor, and markup Temperature Converter — Fahrenheit and Celsius Weight Converter — grams, dwt, troy oz, carats Bench Timer — burnout and casting countdowns 3D PRINT & CAD Castable resin profiles, resin comparison charts, shrinkage calculator, burnout schedules, support placement guide, troubleshooting, post-processing, printer settings, and stone-in-place casting. Plus MatrixGold CAD shortcuts and workflows. MY LIBRARY Your personal database. Store product specs, component details, alloy recipes, consumable inventory, and supplier contacts. Add photos, SKUs, links, and notes. Organized by category, searchable, and always with you. LEARN & PRACTICE Flashcards and quizzes covering gemstones, metals, setting techniques, and bench skills. Study at your own pace. Perfect for apprentices and seasoned jewelers brushing up. GLOSSARY 200+ jewelry industry terms defined clearly — from bail to burnisher, firescale to findings. NEW IN v8.1 Redesigned splash screen and home page Expanded and fact-checked reference data across metals, solders, gemstones, and casting Added Wire Gauge reference, Patina & Oxidation section, and new gemstones to Stone ID Fixed display issues and icons throughout the app General polish and performance improvements BUILT FOR THE BENCH No ads. No subscriptions. No internet required. Bench Reference is built by jewelers for jewelers — a single purchase that works offline, everywhere you need it.

Master Geology with Your AI-Powered Tutor! Stuck on a tricky geology problem? Whether it's mineral identification, rock cycles, plate tectonics, stratigraphy, structural geology, geomorphology, petrology, sedimentology, paleontology, or geochemistry, Geology AI is your comprehensive geology solver and homework helper. Get fast solutions and understand the "why" and "how" behind every step. Simply snap a photo of your geology problem or upload an image from your gallery, and our advanced AI solver will provide detailed, step-by-step solutions in seconds. A geology problem solver and study app for students and learners. KEY FEATURES: - Snap & Solve: Take a picture of any geology problem and get fast solutions. Your camera-based geology solver, photo scanner, and OCR-powered homework helper for on-the-go problem solving. The free tier has a daily solve limit; unlimited daily solves require Geology AI Pro (optional in-app purchase, sold separately). - Step-by-Step Explanations: Don't just get the final answer—see the full reasoning so you learn geology. Ideal for exams, quizzes, and study sessions. - AI Geology Chat: Chat with our AI tutor about specific problems or general geology—like a private tutor on demand. Unlimited daily chat requires Geology AI Pro (in-app purchase); the free tier includes a limited number of new chats per day. - Geology Problem Solver: Solve complex geology questions, diagrams, maps, and word problems with ease. From minerals and rocks to tectonics and earth history, our geology solver handles it all. - Full History: Never lose track of your progress. Access all your previously solved problems and chat conversations anytime. - Smart Formatting: Beautifully rendered scientific expressions, geology formulas, and LaTeX notation make reading solutions easy and clear. - Personalized Experience: Choose between Light, Dark, or System themes with our sleek, modern design. GOOD FOR: - Students: From high school earth science to college geology and university-level courses, tackle homework, assignments, lab reports, field exercises, and exam prep with confidence. - Test Takers: Master geology concepts with step-by-step solutions. Well-suited for AP Environmental Science, earth-science finals, professional certifications, and geology exams. - Researchers & Professionals: Quickly verify complex geologic concepts, processes, and calculations. - Teachers & Tutors: Use as a teaching aid and reference tool to explain geology concepts and verify solutions. - Lifelong Learners: Brush up on earth science or explore new geologic topics on the go. Whether you need help with geology homework, want to solve geology problems, practice questions, or need a geology tutor for exam preparation, Geology AI is your all-in-one geology problem solver, study companion, and educational app. Designed for solving geology word problems, understanding earth processes, mastering geology concepts, and preparing for your geology tests. From introductory earth science to advanced topics like structural geology and petrology, our geology solver app covers it all. Transform how you learn geology—a geology app, earth science app, and study tool for students, teachers, and rock enthusiasts. IN-APP PURCHASES (Geology AI Pro) Geology AI is free to download. The free experience includes a limited number of photo-based problem solves per day and a limited number of new AI tutor chats per day; see the app for the current free limits. Unlimited daily photo solving and unlimited daily AI chat are not included with the free download—they require a separate in-app purchase or subscription to Geology AI Pro (optional, sold separately). Prices, plans, and any trial offers are shown in the app before you buy. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/